docs: def remote_get(self, remote='origin'):
          """Get the fetch and push URL for a specified remote name.
  
          :param remote: the remote name used to define the fetch and push URL
          :type remote: str
          :returns: remote name and url in tuple form
          :rtype: tuple
          """
          try:
              ret = self.run(['remote', 'show', '-n', remote])
              lines = ret.split('\n')
              remote_fetch_url = lines[1].replace('Fetch URL: ', '').strip()
              remote_push_url = lines[2].replace('Push  URL: ', '').strip()
              if remote_fetch_url != remote and remote_push_url != remote:
                  res = (remote_fetch_url, remote_push_url)
                  return res
              else:
                  return None
          except exc.LibVCSException:
              return None