$ git clone -n https://gitee.com/src-opencloudos-rpms/python-hatch-vcs.git /var/lib/mock/dist-oc9-build-47776-14592/root/chroot_tmpdir/scmroot/python-hatch-vcs
Cloning into '/var/lib/mock/dist-oc9-build-47776-14592/root/chroot_tmpdir/scmroot/python-hatch-vcs'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/python-hatch-vcs
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 400a601 import python-hatch-vcs-0.2.0-4.tl4