$ git clone -n https://gitee.com/src-opencloudos-rpms/libgusb.git /var/lib/mock/dist-oc9-build-70349-47420/root/chroot_tmpdir/scmroot/libgusb
Cloning into '/var/lib/mock/dist-oc9-build-70349-47420/root/chroot_tmpdir/scmroot/libgusb'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/libgusb
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 804ebbd import libgusb-0.4.6-2.tl4