$ git clone -n https://gitee.com/src-opencloudos-rpms/python-hatch-vcs.git /var/lib/mock/dist-oc9-build-121406-71651/root/chroot_tmpdir/scmroot/python-hatch-vcs
Cloning into '/var/lib/mock/dist-oc9-build-121406-71651/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 32abb5a import python-hatch-vcs-0.4.0-3.tl4