$ git clone -n https://gitee.com/src-opencloudos-rpms/pyxdg.git /var/lib/mock/dist-oc9-build-130902-78327/root/chroot_tmpdir/scmroot/pyxdg
Cloning into '/var/lib/mock/dist-oc9-build-130902-78327/root/chroot_tmpdir/scmroot/pyxdg'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/pyxdg
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 658615d import pyxdg-0.28-3.tl4