$ git clone -n https://gitee.com/src-opencloudos-rpms/libguestfs.git /var/lib/mock/dist-oc9-build-124252-73859/root/chroot_tmpdir/scmroot/libguestfs
Cloning into '/var/lib/mock/dist-oc9-build-124252-73859/root/chroot_tmpdir/scmroot/libguestfs'...
$ git fetch origin 1c8984aef302f9061305560015e790de89f165a3:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/libguestfs
 * [new ref]         1c8984aef302f9061305560015e790de89f165a3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1c8984a import libguestfs-1.53.2-7.tl4.ap.1