GitWrapper\GitWorkingCopy::isCloned PHP Method

    public function isCloned()
    {
        if (!isset($this->cloned)) {
            $gitDir = $this->directory;
            if (is_dir($gitDir . '/.git')) {
                $gitDir .= '/.git';
            }
            $this->cloned = is_dir($gitDir . '/objects') && is_dir($gitDir . '/refs') && is_file($gitDir . '/HEAD');
        }
        return $this->cloned;
    }