$ git clone -n https://gitee.com/src-opencloudos-rpms/python-os-brick.git /var/lib/mock/dist-oc9-epol-build-55638-14782/root/chroot_tmpdir/scmroot/python-os-brick
Cloning into '/var/lib/mock/dist-oc9-epol-build-55638-14782/root/chroot_tmpdir/scmroot/python-os-brick'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/python-os-brick
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 394a098 import python-os-brick-4.3.2-2.tl4