$ git clone -n https://gitee.com/src-opencloudos-rpms/python-oslotest.git /var/lib/mock/dist-oc9-build-44503-14591/root/chroot_tmpdir/scmroot/python-oslotest
Cloning into '/var/lib/mock/dist-oc9-build-44503-14591/root/chroot_tmpdir/scmroot/python-oslotest'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/python-oslotest
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c979e41 import python-oslotest-4.5.0-3.tl4