$ git clone -n https://gitee.com/src-opencloudos-rpms/bubblewrap.git /var/lib/mock/dist-oc8-build-253257-84271/root/chroot_tmpdir/scmroot/bubblewrap
Cloning into '/var/lib/mock/dist-oc8-build-253257-84271/root/chroot_tmpdir/scmroot/bubblewrap'...
$ git fetch origin fd9ff54753fad197a9ff6b45ebd55a0b13664f5d:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/bubblewrap
 * [new ref]         fd9ff54753fad197a9ff6b45ebd55a0b13664f5d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fd9ff54 import bubblewrap-0.4.0-3.tl3