$ git clone -n https://gitee.com/yan1hcdc/libguestfs.git /var/lib/mock/dist-an23.3-build-432723-73067/root/chroot_tmpdir/scmroot/libguestfs
Cloning into '/var/lib/mock/dist-an23.3-build-432723-73067/root/chroot_tmpdir/scmroot/libguestfs'...
$ git fetch origin 5a481080c0e3b0c772dc6a49735304c5f36612e6:KOJI_FETCH_HEAD
From https://gitee.com/yan1hcdc/libguestfs
 * [new ref]         5a481080c0e3b0c772dc6a49735304c5f36612e6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5a48108 add support for RISC-V build