$ git clone -n https://gitee.com/src-opencloudos-rpms/python-jaraco-classes.git /var/lib/mock/dist-oc9-build-47802-14592/root/chroot_tmpdir/scmroot/python-jaraco-classes
Cloning into '/var/lib/mock/dist-oc9-build-47802-14592/root/chroot_tmpdir/scmroot/python-jaraco-classes'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/python-jaraco-classes
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6508f57 import python-jaraco-classes-3.2.3-3.tl4