$ git clone -n https://gitee.com/wenyuzifang/volume_key.git /var/lib/mock/dist-an23-build-470451-74061/root/chroot_tmpdir/scmroot/volume_key
Cloning into '/var/lib/mock/dist-an23-build-470451-74061/root/chroot_tmpdir/scmroot/volume_key'...
$ git fetch origin ae785dd67229e42bca4acda40eb60ee38ff2ecca:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/volume_key
 * [new ref]         ae785dd67229e42bca4acda40eb60ee38ff2ecca -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ae785dd Update code from upstream