src/Composer/Repository/Vcs/GitHubDriver.php
public function initialize()
    {
        preg_match('#^(?:(?:https?|git)://([^/]+)/|git@([^:]+):)([^/]+)/(.+?)(?:\.git|/)?$#', $this->url, $match);
        $this->owner = $match[3];
        $this->repository = $match[4];
        $this->originUrl = !empty($match[1]) ? $match[1] : $match[2];
        if ($this->originUrl === 'www.github.com') {
            $this->originUrl = 'github.com';
        }
        $this->cache = new Cache($this->io, $this->config->get('cache-repo-dir').'/'.$this->originUrl.'/'.$this->owner.'/'.$this->repository);

        if ( $this->config->get('use-github-api') === false || (isset($this->repoConfig['no-api']) && $this->repoConfig['no-api'] ) ){
            $this->setupGitDriver($this->url);

            return;
        }

        $this->fetchRootIdentifier();
    }
public function initialize()
    {
        preg_match('#^(?:(?:https?|git)://([^/]+)/|git@([^:]+):)([^/]+)/(.+?)(?:\.git|/)?$#', $this->url, $match);
        $this->owner = $match[3];
        $this->repository = $match[4];
        $this->originUrl = !empty($match[1]) ? $match[1] : $match[2];
        if ($this->originUrl === 'www.github.com') {
            $this->originUrl = 'github.com';
        }
        $this->cache = new Cache($this->io, $this->config->get('cache-repo-dir').'/'.$this->originUrl.'/'.$this->owner.'/'.$this->repository);

        if ( $this->config->get('use-github-api') === false || (isset($this->repoConfig['no-api']) && $this->repoConfig['no-api'] ) ){
            $this->setupGitDriver($this->url);

            return;
        }

        $this->fetchRootIdentifier();
    }
{@inheritDoc}