$ git clone -n https://gitee.com/src-opencloudos-rpms/python-snappy.git /var/lib/mock/dist-oc9-build-53311-14748/root/chroot_tmpdir/scmroot/python-snappy
Cloning into '/var/lib/mock/dist-oc9-build-53311-14748/root/chroot_tmpdir/scmroot/python-snappy'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/python-snappy
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 36435c9 import python-snappy-0.6.1-2.tl4