$ git clone -n https://gitee.com/wency_cn/python-blivet_1770755065.git /var/lib/mock/dist-an23-build-513270-75099/root/chroot_tmpdir/scmroot/python-blivet_1770755065
Cloning into '/var/lib/mock/dist-an23-build-513270-75099/root/chroot_tmpdir/scmroot/python-blivet_1770755065'...
$ git fetch origin 870af990bfe5995babe0ea72d5eea8fc5bf40f97:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/python-blivet_1770755065
 * [new ref]         870af990bfe5995babe0ea72d5eea8fc5bf40f97 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 870af99 Update code from upstream