git.py 文件源码

def fetch_commits(local_root, remotes):
    """Fetch from origin.

    :raise CalledProcessError: Unhandled git command failure.

    :param str local_root: Local path to git root directory.
    :param iter remotes: Output of list_remote().
    """
    # Fetch all known branches.
    command = ['git', 'fetch', 'origin']
    run_command(local_root, command)

    # Fetch new branches/tags.
    for sha, name, kind in remotes:
        try:
            run_command(local_root, ['git', 'reflog', sha])
        except CalledProcessError:
            run_command(local_root, command + ['refs/{0}/{1}'.format(kind, name)])
            run_command(local_root, ['git', 'reflog', sha])