$ git clone -n https://gitee.com/src-opencloudos-rpms/python-justbases.git /var/lib/mock/dist-oc9-build-63342-16463/root/chroot_tmpdir/scmroot/python-justbases
Cloning into '/var/lib/mock/dist-oc9-build-63342-16463/root/chroot_tmpdir/scmroot/python-justbases'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/python-justbases
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a6f7b1b import python-justbases-0.15-3.tl4