GitWrapper\GitWorkingCopy::fetchAll PHP Method

    public function fetchAll(array $options = array())
    {
        $options['all'] = true;
        return $this->fetch($options);
    }

 /**
  * @return string
  */
 public function getCommitHash($rep = 'HEAD')
 {
     $this->git->fetchAll();
     return trim($this->wrapper->git('rev-parse ' . $rep));
 }