$ git clone -n https://gitee.com/src-opencloudos-rpms/python-multilib.git /var/lib/mock/dist-oc9-build-47838-14592/root/chroot_tmpdir/scmroot/python-multilib
Cloning into '/var/lib/mock/dist-oc9-build-47838-14592/root/chroot_tmpdir/scmroot/python-multilib'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/python-multilib
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8fa9d6c import python-multilib-1.3-2.tl4