$ git clone -n https://gitee.com/src-opencloudos-rpms/python-os-win.git /var/lib/mock/dist-oc9-build-53243-14748/root/chroot_tmpdir/scmroot/python-os-win
Cloning into '/var/lib/mock/dist-oc9-build-53243-14748/root/chroot_tmpdir/scmroot/python-os-win'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/python-os-win
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d8076fb import python-os-win-5.4.0-2.tl4