$ git clone -n https://gitee.com/src-opencloudos-rpms/libwnck3.git /var/lib/mock/dist-oc9-build-70586-47448/root/chroot_tmpdir/scmroot/libwnck3
Cloning into '/var/lib/mock/dist-oc9-build-70586-47448/root/chroot_tmpdir/scmroot/libwnck3'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/libwnck3
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 72172ad import libwnck3-43.0-4.tl4