$ git clone -n https://gitee.com/src-opencloudos-rpms/python-smi.git /var/lib/mock/dist-oc9-build-121547-71695/root/chroot_tmpdir/scmroot/python-smi
Cloning into '/var/lib/mock/dist-oc9-build-121547-71695/root/chroot_tmpdir/scmroot/python-smi'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/python-smi
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4f4657c import python-smi-0.3.4-6.tl4