$ git clone -n https://gitee.com/src-opencloudos-rpms/python-mdurl.git /var/lib/mock/dist-oc9-build-121451-71668/root/chroot_tmpdir/scmroot/python-mdurl
Cloning into '/var/lib/mock/dist-oc9-build-121451-71668/root/chroot_tmpdir/scmroot/python-mdurl'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/python-mdurl
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fda7651 import python-mdurl-0.1.2-3.tl4