diff --git a/src/Composer/Downloader/GitDownloader.php b/src/Composer/Downloader/GitDownloader.php
index 56b55629e..322d3f883 100644
--- a/src/Composer/Downloader/GitDownloader.php
+++ b/src/Composer/Downloader/GitDownloader.php
@@ -384,7 +384,7 @@ class GitDownloader extends VcsDownloader
 
     protected function sanitizeUrl($message)
     {
-        return preg_replace('{://(.+?):.+?@}', '://$1:***@', $message);
+        return preg_replace('{://([^@]+?):.+?@}', '://$1:***@', $message);
     }
 
     protected function setPushUrl(PackageInterface $package, $path)