$ git clone -n https://gitee.com/src-opencloudos-rpms/python-jaraco-context.git /var/lib/mock/dist-oc9-build-122107-71898/root/chroot_tmpdir/scmroot/python-jaraco-context
Cloning into '/var/lib/mock/dist-oc9-build-122107-71898/root/chroot_tmpdir/scmroot/python-jaraco-context'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/python-jaraco-context
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 787bf6f import python-jaraco-context-4.3.0-4.tl4