$ git clone -n https://gitee.com/src-opencloudos-rpms/python-xxhash.git /var/lib/mock/dist-oc9-build-121590-71701/root/chroot_tmpdir/scmroot/python-xxhash
Cloning into '/var/lib/mock/dist-oc9-build-121590-71701/root/chroot_tmpdir/scmroot/python-xxhash'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/python-xxhash
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 984412a import python-xxhash-3.3.0-3.tl4