Fix 5.3 issue

src/Composer/Repository/ComposerRepository.php

@@ -683,7 +683,7 @@ class ComposerRepository extends ArrayRepository implements ConfigurableReposito
                             $version['version_normalized'] = $repo->versionParser->normalize($version['version']);
                         } elseif ($version['version_normalized'] === '9999999-dev') {
                             // handling of existing repos which need to remain composer v1 compatible, in case the version_normalized contained 9999999-dev, we renormalize it
-                            $version['version_normalized'] = $this->versionParser->normalize($version['version']);
+                            $version['version_normalized'] = $repo->versionParser->normalize($version['version']);
                         }
 
                         if ($repo->isVersionAcceptable($acceptableStabilities, $stabilityFlags, $constraint, $realName, $version)) {