diff --git a/composer-2.8.8-85ff84d.tgz b/composer-2.8.8-85ff84d.tgz
new file mode 100644
index 0000000000000000000000000000000000000000..c368f6886c518fe22e8977e839861cd3f6157488
Binary files /dev/null and b/composer-2.8.8-85ff84d.tgz differ
diff --git a/composer-add-sjtu.patch b/composer-add-sjtu.patch
new file mode 100644
index 0000000000000000000000000000000000000000..91dee6576ee7a7f357548a71d167181ef8c7983e
--- /dev/null
+++ b/composer-add-sjtu.patch
@@ -0,0 +1,15 @@
+diff --git a/src/Composer/Config.php b/src/Composer/Config.php
+index f39579e..22b5f35 100644
+--- a/src/Composer/Config.php
++++ b/src/Composer/Config.php
+@@ -90,6 +90,10 @@ class Config
+ 
+     /** @var array<string, mixed> */
+     public static $defaultRepositories = [
++        'sjtu' => [
++            'type' => 'composer',
++            'uri' => 'https://packagist.mirrors.sjtug.sjtu.edu.cn',
++        ],
+         'packagist.org' => [
+             'type' => 'composer',
+             'url' => 'https://repo.packagist.org',
diff --git a/composer-bash-completion b/composer-bash-completion
new file mode 100644
index 0000000000000000000000000000000000000000..f31bc3a82904eaff786dad791c40c10f236a1c4d
--- /dev/null
+++ b/composer-bash-completion
@@ -0,0 +1,84 @@
+# This file is part of the Symfony package.
+#
+# (c) Fabien Potencier <fabien@symfony.com>
+#
+# For the full copyright and license information, please view
+# https://symfony.com/doc/current/contributing/code/license.html
+
+_sf_composer() {
+    # Use newline as only separator to allow space in completion values
+    local IFS=$'\n'
+    local sf_cmd="${COMP_WORDS[0]}"
+
+    # for an alias, get the real script behind it
+    sf_cmd_type=$(type -t $sf_cmd)
+    if [[ $sf_cmd_type == "alias" ]]; then
+        sf_cmd=$(alias $sf_cmd | sed -E "s/alias $sf_cmd='(.*)'/\1/")
+    elif [[ $sf_cmd_type == "file" ]]; then
+        sf_cmd=$(type -p $sf_cmd)
+    fi
+
+    if [[ $sf_cmd_type != "function" && ! -x $sf_cmd ]]; then
+        return 1
+    fi
+
+    local cur prev words cword
+    _get_comp_words_by_ref -n := cur prev words cword
+
+    local completecmd=("$sf_cmd" "_complete" "--no-interaction" "-sbash" "-c$cword" "-S2.8.8")
+    for w in ${words[@]}; do
+        w=$(printf -- '%b' "$w")
+        # remove quotes from typed values
+        quote="${w:0:1}"
+        if [ "$quote" == \' ]; then
+            w="${w%\'}"
+            w="${w#\'}"
+        elif [ "$quote" == \" ]; then
+            w="${w%\"}"
+            w="${w#\"}"
+        fi
+        # empty values are ignored
+        if [ ! -z "$w" ]; then
+            completecmd+=("-i$w")
+        fi
+    done
+
+    local sfcomplete
+    if sfcomplete=$(${completecmd[@]} 2>&1); then
+        local quote suggestions
+        quote=${cur:0:1}
+
+        # Use single quotes by default if suggestions contains backslash (FQCN)
+        if [ "$quote" == '' ] && [[ "$sfcomplete" =~ \\ ]]; then
+            quote=\'
+        fi
+
+        if [ "$quote" == \' ]; then
+            # single quotes: no additional escaping (does not accept ' in values)
+            suggestions=$(for s in $sfcomplete; do printf $'%q%q%q\n' "$quote" "$s" "$quote"; done)
+        elif [ "$quote" == \" ]; then
+            # double quotes: double escaping for \ $ ` "
+            suggestions=$(for s in $sfcomplete; do
+                s=${s//\\/\\\\}
+                s=${s//\$/\\\$}
+                s=${s//\`/\\\`}
+                s=${s//\"/\\\"}
+                printf $'%q%q%q\n' "$quote" "$s" "$quote";
+            done)
+        else
+            # no quotes: double escaping
+            suggestions=$(for s in $sfcomplete; do printf $'%q\n' $(printf '%q' "$s"); done)
+        fi
+        COMPREPLY=($(IFS=$'\n' compgen -W "$suggestions" -- $(printf -- "%q" "$cur")))
+        __ltrim_colon_completions "$cur"
+    else
+        if [[ "$sfcomplete" != *"Command \"_complete\" is not defined."* ]]; then
+            >&2 echo
+            >&2 echo $sfcomplete
+        fi
+
+        return 1
+    fi
+}
+
+complete -F _sf_composer composer
diff --git a/composer-noxdg.patch b/composer-noxdg.patch
new file mode 100644
index 0000000000000000000000000000000000000000..29278482d662bf95b178c78133ba067a2dfa4fc0
--- /dev/null
+++ b/composer-noxdg.patch
@@ -0,0 +1,14 @@
+diff -up ./src/Composer/Factory.php.noxdg ./src/Composer/Factory.php
+--- ./src/Composer/Factory.php.noxdg	2024-04-20 12:34:54.442117723 +0200
++++ ./src/Composer/Factory.php	2024-04-20 12:35:39.497640757 +0200
+@@ -702,6 +702,10 @@ class Factory
+ 
+     private static function useXdg(): bool
+     {
++        // As XDG is very partially implemented
++        // resulting in command/code in ~/.config
++        return false;
++
+         foreach (array_keys($_SERVER) as $key) {
+             if (strpos((string) $key, 'XDG_') === 0) {
+                 return true;
diff --git a/composer-rpm.patch b/composer-rpm.patch
new file mode 100644
index 0000000000000000000000000000000000000000..fdc97ac4bc02993d82741127fd6bca4ed0997af0
--- /dev/null
+++ b/composer-rpm.patch
@@ -0,0 +1,45 @@
+diff -up ./bin/composer.rpm ./bin/composer
+--- ./bin/composer.rpm	2024-10-03 07:10:57.000000000 +0200
++++ ./bin/composer	2024-10-03 07:11:10.751092365 +0200
+@@ -16,7 +16,7 @@ if (PHP_VERSION_ID < 70205) {
+ }
+ 
+ setlocale(LC_ALL, 'C');
+-require __DIR__.'/../src/bootstrap.php';
++require '/usr/share/composer/src/bootstrap.php';
+ 
+ use Composer\Console\Application;
+ use Composer\XdebugHandler\XdebugHandler;
+diff -up ./src/Composer/InstalledVersions.php.rpm ./src/Composer/InstalledVersions.php
+--- ./src/Composer/InstalledVersions.php.rpm	2024-10-03 07:10:57.000000000 +0200
++++ ./src/Composer/InstalledVersions.php	2024-10-03 07:11:10.752092401 +0200
+@@ -266,7 +266,7 @@ class InstalledVersions
+         if (null === self::$installed) {
+             // only require the installed.php file if this file is loaded from its dumped location,
+             // and not from its source location in the composer/composer package, see https://github.com/composer/composer/issues/9937
+-            if (substr(__DIR__, -8, 1) !== 'C') {
++            if (substr(__DIR__, -8, 1) !== 'C' && is_file(__DIR__ . '/installed.php')) {
+                 self::$installed = include __DIR__ . '/installed.php';
+             } else {
+                 self::$installed = array();
+@@ -341,7 +341,7 @@ class InstalledVersions
+         if (null === self::$installed) {
+             // only require the installed.php file if this file is loaded from its dumped location,
+             // and not from its source location in the composer/composer package, see https://github.com/composer/composer/issues/9937
+-            if (substr(__DIR__, -8, 1) !== 'C') {
++            if (substr(__DIR__, -8, 1) !== 'C' && is_file(__DIR__ . '/installed.php')) {
+                 /** @var array{root: array{name: string, pretty_version: string, version: string, reference: string|null, type: string, install_path: string, aliases: string[], dev: bool}, versions: array<string, array{pretty_version?: string, version?: string, reference?: string|null, type?: string, install_path?: string, aliases?: string[], dev_requirement: bool, replaced?: string[], provided?: string[]}>} $required */
+                 $required = require __DIR__ . '/installed.php';
+                 self::$installed = $required;
+diff -up ./vendor/composer/ca-bundle/src/CaBundle.php.rpm ./vendor/composer/ca-bundle/src/CaBundle.php
+--- ./vendor/composer/ca-bundle/src/CaBundle.php.rpm	2024-09-25 09:49:53.000000000 +0200
++++ ./vendor/composer/ca-bundle/src/CaBundle.php	2024-10-03 07:11:10.752092401 +0200
+@@ -125,7 +125,7 @@ class CaBundle
+      */
+     public static function getBundledCaBundlePath()
+     {
+-        $caBundleFile = __DIR__.'/../res/cacert.pem';
++        $caBundleFile = '/etc/pki/tls/certs/ca-bundle.crt'; // System CA, always
+ 
+         // cURL does not understand 'phar://' paths
+         // see https://github.com/composer/ca-bundle/issues/10
diff --git a/composer.csh b/composer.csh
new file mode 100644
index 0000000000000000000000000000000000000000..b57b1d01d2562aa0c1861356a3963f165b49c428
--- /dev/null
+++ b/composer.csh
@@ -0,0 +1,9 @@
+# Composer initialization script
+
+# Add path to commands installed using "composer global require ..."
+if ( ${euid} > 0 ) then
+  if ( "${path}" !~  *${HOME}/.composer/vendor/bin* ) then
+   set path = ( $path ${HOME}/.composer/vendor/bin )
+  endif
+endif
+
diff --git a/composer.sh b/composer.sh
new file mode 100644
index 0000000000000000000000000000000000000000..c75753c2d75145b4d0ae5daa008aad7a03e4ff2b
--- /dev/null
+++ b/composer.sh
@@ -0,0 +1,11 @@
+# Composer initialization script
+
+# Add path to commands installed using "composer global require ..."
+if [ "${EUID:-0}" != "0" ]; then
+  case :$PATH: in
+    *:${HOME}/.composer/vendor/bin:*) ;;
+    *) PATH=$PATH:${HOME}/.composer/vendor/bin ;;
+  esac
+  export PATH
+fi
+
diff --git a/composer.spec b/composer.spec
new file mode 100644
index 0000000000000000000000000000000000000000..bc911b43a5e68e254fc97b95e99581a597de7d7c
--- /dev/null
+++ b/composer.spec
@@ -0,0 +1,208 @@
+# remirepo/fedora spec file for composer
+#
+# SPDX-FileCopyrightText:  Copyright 2015-2025 Remi Collet
+# SPDX-License-Identifier: CECILL-2.1
+# http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+#
+# Please, preserve the changelog entries
+#
+
+# remirepo:2
+# For compatibility with SCL
+%undefine __brp_mangle_shebangs
+
+%global gh_commit    85ff84d6c5260ba21740a7c5c9a111890805d6e7
+%global gh_short     %(c=%{gh_commit}; echo ${c:0:7})
+%global gh_branch    2.0-dev
+%global gh_owner     composer
+%global gh_project   composer
+%global api_version  2.6.0
+%global run_version  2.2.2
+
+%global upstream_version 2.8.8
+
+%global _phpunit       %{_bindir}/phpunit9
+
+Name:           composer
+Version:        %{upstream_version}
+Release:        1
+Summary:        Dependency Manager for PHP
+
+# SPDX: composer and all dependencies are MIT
+License:        MIT
+URL:            https://getcomposer.org/
+Source0:        %{gh_project}-%{upstream_version}%{?upstream_prever}-%{gh_short}.tgz
+# Profile scripts
+Source1:        %{name}-bash-completion
+Source3:        %{name}.sh
+Source4:        %{name}.csh
+# Create a git snapshot with dependencies
+Source5:        makesrc.sh
+
+# Use our autoloader, resources path, fix for tests
+Patch0:         %{name}-rpm.patch
+# Disable XDG support as only partially implemented
+Patch1:         %{name}-noxdg.patch
+# Add sjtu as packagist mirror
+Patch2:         %{name}-add-sjtu.patch
+
+BuildArch:      noarch
+# platform set in makesrc.sh
+BuildRequires:  php(language) >= 7.2.5
+BuildRequires:  php-cli libxml2-devel
+BuildRequires:  php-json
+BuildRequires:  pkgconfig(bash-completion)
+BuildRequires:  composer-generators
+
+# From composer.json, "require": {
+#        "php": "^7.2.5 || ^8.0",
+#        "composer/ca-bundle": "^1.0",
+#        "composer/metadata-minifier": "^1.0",
+#        "composer/semver": "^3.0",
+#        "composer/spdx-licenses": "^1.2",
+#        "composer/xdebug-handler": "^2.0.2 || ^3.0.3",
+#        "justinrainbow/json-schema": "^5.2.11",
+#        "psr/log": "^1.0 || ^2.0 || ^3.0"
+#        "seld/jsonlint": "~1.4",
+#        "seld/phar-utils": "^1.2",
+#        "symfony/console": "^5.4.1 || ^6.0",
+#        "symfony/filesystem": "^5.4 || ^6.0",
+#        "symfony/finder": "^5.4 || ^6.0",
+#        "symfony/process": "^5.4 || ^6.0",
+#        "react/promise": "^2.8",
+#        "composer/pcre": "^2 || ^3"
+#        "symfony/polyfill-php73": "^1.24",
+#        "symfony/polyfill-php80": "^1.24"
+Requires:       php(language)                           >= 7.2.5
+Requires:       php-cli
+# System certificates
+Requires:       ca-certificates
+
+# From composer.json, suggest
+#        "ext-openssl": "Enabling the openssl extension allows you to access https URLs for repositories and packages",
+#        "ext-zip": "Enabling the zip extension allows you to unzip archives",
+#        "ext-zlib": "Allow gzip compression of HTTP requests"
+Requires:       php-openssl
+Requires:       php-zip
+Requires:       php-zlib
+# From phpcompatinfo for version 2.2.5
+Requires:       php-ctype
+Requires:       php-curl
+Requires:       php-date
+Requires:       php-dom
+Requires:       php-filter
+Requires:       php-hash
+Requires:       php-iconv
+Requires:       php-intl
+Requires:       php-json
+Requires:       php-libxml
+Requires:       php-mbstring
+Requires:       php-pcntl
+Requires:       php-pcre
+Requires:       php-phar
+Requires:       php-posix
+Requires:       php-reflection
+Requires:       php-spl
+Requires:       php-tokenizer
+Requires:       php-xsl
+Requires:       php-zlib
+
+# Special internal for Plugin API
+Provides:       php-composer(composer-plugin-api) = %{api_version}
+Provides:       php-composer(composer-runtime-api) = %{run_version}
+
+
+%description
+Composer helps you declare, manage and install dependencies of PHP projects,
+ensuring you have the right stack everywhere.
+
+Documentation: https://getcomposer.org/doc/
+
+
+%prep
+%setup -q -n %{gh_project}-%{gh_commit}
+
+%patch -P0 -p1 -b .rpm
+%patch -P1 -p1 -b .noxdg
+find . \( -name \*.rpm -o -name \*noxdg \) -delete -print
+
+rm vendor/composer/ca-bundle/res/cacert.pem
+
+: fix reported version
+sed -e '/BRANCH_ALIAS_VERSION/s/@package_branch_alias_version@//' \
+    -i src/Composer/Composer.php
+
+: check Plugin API version
+php -r '
+namespace Composer;
+include "src/bootstrap.php";
+if (version_compare(Plugin\PluginInterface::PLUGIN_API_VERSION, "%{api_version}")) {
+  printf("Plugin API version is %s, expected %s\n", Plugin\PluginInterface::PLUGIN_API_VERSION, "%{api_version}");
+  exit(1);
+}
+if (version_compare(Composer::RUNTIME_API_VERSION, "%{run_version}")) {
+  printf("Runtime API version is %s, expected %s\n", Composer::RUNTIME_API_VERSION, "%{run_version}");
+  exit(1);
+}'
+
+
+%build
+: Nothing to build
+
+
+%install
+: Profile scripts
+install -Dpm 644 %{SOURCE1} %{buildroot}%{bash_completions_dir}/%{name}
+mkdir -p %{buildroot}%{_sysconfdir}/profile.d
+install -m 644 %{SOURCE3} %{SOURCE4} %{buildroot}%{_sysconfdir}/profile.d/
+
+: Library autoloader for compatibility
+mkdir -p     %{buildroot}%{_datadir}/php/Composer
+ln -s ../../composer/vendor/autoload.php %{buildroot}%{_datadir}/php/Composer/autoload.php
+
+: Sources
+mkdir -p %{buildroot}%{_datadir}/%{name}
+cp -pr src res vendor LICENSE\
+         %{buildroot}%{_datadir}/%{name}/
+
+: Command
+install -Dpm 755 bin/%{name} %{buildroot}%{_bindir}/%{name}
+
+: Licenses
+ln -sf ../../%{name}/LICENSE LICENSE
+cd vendor
+for lic in */*/LICENSE
+do dir=$(dirname $lic)
+   own=$(dirname $dir)
+   prj=$(basename $dir)
+   ln -sf ../../composer/vendor/$own/$prj/LICENSE ../$own-$prj-LICENSE
+done
+
+
+%check
+: Check autoloader
+php -r '
+  include "%{buildroot}%{_datadir}/%{name}/src/bootstrap.php";
+  exit (class_exists("Composer\\Composer") ? 0 : 1);
+'
+: Check compatibility autoloader
+php -r '
+  include "%{buildroot}%{_datadir}/php/Composer/autoload.php";
+  exit (class_exists("Composer\\Composer") ? 0 : 2);
+'
+
+
+%files
+%license *LICENSE
+%doc *.md
+%doc doc
+%doc composer.json
+%config(noreplace) %{_sysconfdir}/profile.d/%{name}.*
+%{_bindir}/%{name}
+%{_datadir}/php/Composer
+%{_datadir}/%{name}
+%{bash_completions_dir}/*
+
+%changelog
+* Sat Apr 05 2025 Funda Wang <fundawang@yeah.net> - 2.8.8-1
+- import from remi
diff --git a/makesrc.sh b/makesrc.sh
new file mode 100755
index 0000000000000000000000000000000000000000..dc25efb9934e3b2c91e2755f07edd6cb7ba06b80
--- /dev/null
+++ b/makesrc.sh
@@ -0,0 +1,37 @@
+#!/bin/bash
+
+NAME=$(sed    -n '/^Name:/{s/.* //;p}'                  *.spec)
+OWNER=$(sed   -n '/^%global gh_owner/{s/.* //;p}'   $NAME.spec)
+PROJECT=$(sed -n '/^%global gh_project/{s/.* //;p}' $NAME.spec)
+VERSION=$(sed -n '/^%global upstream_version/{s/.* //;p}' $NAME.spec)
+PREVER=$(sed -n '/^%global upstream_prever/{s/.* //;p}' $NAME.spec)
+COMMIT=$(sed  -n '/^%global gh_commit/{s/.* //;p}'  $NAME.spec)
+SHORT=${COMMIT:0:7}
+
+if [ -f $NAME-$VERSION$PREVER-$SHORT.tgz -a "$1" != "-f" ]; then
+	echo skip $NAME-$VERSION$PREVER-$SHORT.tgz already here
+else
+	echo -e "\nCreate git snapshot\nName=$NAME, Owner=$OWNER, Project=$PROJECT, Version=$VERSION$PREVER\n"
+
+	echo "Cloning..."
+	git clone https://github.com/$OWNER/$PROJECT.git $PROJECT-$COMMIT
+
+	echo "Getting commit..."
+	pushd $PROJECT-$COMMIT
+		git checkout $COMMIT || exit 1
+		cp composer.json ../composer.json
+		composer config platform.php 7.2.5
+		rm composer.lock
+		composer install --no-interaction --no-progress --no-dev --optimize-autoloader
+		cp vendor/composer/installed.json ../
+		# bash completion
+		bin/composer completion bash >../composer-bash-completion
+	popd
+
+	echo "Archiving..."
+	tar czf $NAME-$VERSION$PREVER-$SHORT.tgz --exclude .git $PROJECT-$COMMIT
+
+	echo "Cleaning..."
+	rm -rf $PROJECT-$COMMIT
+fi
+echo "Done."