def path(cls, ref):
        """
        :return: string to absolute path at which the reflog of the given ref
            instance would be found. The path is not guaranteed to point to a valid
            file though.
        :param ref: SymbolicReference instance"""
        return osp.join(ref.repo.git_dir, "logs", to_native_path(ref.path))
:return: string to absolute path at which the reflog of the given ref
            instance would be found. The path is not guaranteed to point to a valid
            file though.
        :param ref: SymbolicReference instance