diff --git a/src/Composer/Downloader/GitDownloader.php b/src/Composer/Downloader/GitDownloader.php
index 0840219d0fe6..b3e13a7487bd 100644
--- a/src/Composer/Downloader/GitDownloader.php
+++ b/src/Composer/Downloader/GitDownloader.php
@@ -67,7 +67,7 @@ protected function doDownload(PackageInterface $package, string $path, string $u
 
         GitUtil::cleanEnv();
 
-        $cachePath = $this->config->get('cache-vcs-dir').'/'.Preg::replace('{[^a-z0-9.]}i', '-', $url).'/';
+        $cachePath = $this->config->get('cache-vcs-dir').'/'.md5($url).'/';
         $gitVersion = GitUtil::getVersion($this->process);
 
         // --dissociate option is only available since git 2.3.0-rc0
@@ -92,7 +92,7 @@ protected function doInstall(PackageInterface $package, string $path, string $ur
     {
         GitUtil::cleanEnv();
         $path = $this->normalizePath($path);
-        $cachePath = $this->config->get('cache-vcs-dir').'/'.Preg::replace('{[^a-z0-9.]}i', '-', $url).'/';
+        $cachePath = $this->config->get('cache-vcs-dir').'/'.md5($url).'/';
         $ref = $package->getSourceReference();
         $flag = Platform::isWindows() ? '/D ' : '';
 
@@ -161,7 +161,7 @@ protected function doUpdate(PackageInterface $initial, PackageInterface $target,
             throw new \RuntimeException('The .git directory is missing from '.$path.', see https://getcomposer.org/commit-deps for more information');
         }
 
-        $cachePath = $this->config->get('cache-vcs-dir').'/'.Preg::replace('{[^a-z0-9.]}i', '-', $url).'/';
+        $cachePath = $this->config->get('cache-vcs-dir').'/'.md5($url).'/';
         $ref = $target->getSourceReference();
 
         if (!empty($this->cachedPackages[$target->getId()][$ref])) {
diff --git a/src/Composer/Repository/Vcs/GitDriver.php b/src/Composer/Repository/Vcs/GitDriver.php
index 75ede6910d04..171200c331eb 100644
--- a/src/Composer/Repository/Vcs/GitDriver.php
+++ b/src/Composer/Repository/Vcs/GitDriver.php
@@ -52,7 +52,7 @@ public function initialize(): void
                 throw new \RuntimeException('GitDriver requires a usable cache directory, and it looks like you set it to be disabled');
             }
 
-            $this->repoDir = $this->config->get('cache-vcs-dir') . '/' . Preg::replace('{[^a-z0-9.]}i', '-', $this->url) . '/';
+            $this->repoDir = $this->config->get('cache-vcs-dir') . '/' . md5($this->url) . '/';
 
             GitUtil::cleanEnv();
 
diff --git a/tests/Composer/Test/Downloader/GitDownloaderTest.php b/tests/Composer/Test/Downloader/GitDownloaderTest.php
index 5411767e56b3..a1393ed2e2aa 100644
--- a/tests/Composer/Test/Downloader/GitDownloaderTest.php
+++ b/tests/Composer/Test/Downloader/GitDownloaderTest.php
@@ -155,7 +155,7 @@ public function testDownloadWithCache(): void
 
         $config = new Config;
         $this->setupConfig($config);
-        $cachePath = $config->get('cache-vcs-dir').'/'.Preg::replace('{[^a-z0-9.]}i', '-', 'https://example.com/composer/composer').'/';
+        $cachePath = $config->get('cache-vcs-dir').'/'.md5('https://example.com/composer/composer').'/';
 
         $filesystem = new \Composer\Util\Filesystem;
         $filesystem->removeDirectory($cachePath);
diff --git a/tests/Composer/Test/Repository/Vcs/GitHubDriverTest.php b/tests/Composer/Test/Repository/Vcs/GitHubDriverTest.php
index aa454e8946d5..28cb4111accb 100644
--- a/tests/Composer/Test/Repository/Vcs/GitHubDriverTest.php
+++ b/tests/Composer/Test/Repository/Vcs/GitHubDriverTest.php
@@ -304,7 +304,7 @@ public function testPrivateRepositoryNoInteraction(): void
         $process = $this->getProcessExecutorMock();
         $process->expects([
             ['cmd' => 'git config github.accesstoken', 'return' => 1],
-            'git clone --mirror -- '.ProcessExecutor::escape($repoSshUrl).' '.ProcessExecutor::escape($this->config->get('cache-vcs-dir').'/git-github.com-composer-packagist.git/'),
+            'git clone --mirror -- '.ProcessExecutor::escape($repoSshUrl).' '.ProcessExecutor::escape($this->config->get('cache-vcs-dir').'/'.md5($repoSshUrl).'/'),
             [
                 'cmd' => 'git show-ref --tags --dereference',
                 'stdout' => $sha.' refs/tags/'.$identifier,