@ -228,7 +228,7 @@ class VcsRepository extends ArrayRepository
$this->io->overwrite('', false);
if (!$this->getPackages()) {
throw new \RuntimeException('No composer.json was found in any branch or tag of '.$this->url.', could not load a package from it.');
throw new \RuntimeException('No valid composer.json was found in any branch or tag of '.$this->url.', could not load a package from it.');
}