$ git clone -n https://gitee.com/src-opencloudos-rpms/xfsdump.git /var/lib/mock/dist-oc9-build-131739-78685/root/chroot_tmpdir/scmroot/xfsdump
Cloning into '/var/lib/mock/dist-oc9-build-131739-78685/root/chroot_tmpdir/scmroot/xfsdump'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/xfsdump
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6cbac38 import xfsdump-3.1.12-4.tl4