Creates a new Repo class instance at url.

    :param url: URL of new repo

    :return: new Repo class instance.

def new(url):
    """
    Creates a new Repo class instance at url.

    :param url: URL of new repo

    :return: new Repo class instance.
    """
    from grit import Repo
    return Repo.new(url=url, bare=True)