$ git clone -n https://gitee.com/src-opencloudos-rpms/libXfont2.git /var/lib/mock/dist-oc9-build-128753-77495/root/chroot_tmpdir/scmroot/libXfont2
Cloning into '/var/lib/mock/dist-oc9-build-128753-77495/root/chroot_tmpdir/scmroot/libXfont2'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/libXfont2
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d61c820 import libXfont2-2.0.6-6.tl4