$ git clone -n https://gitee.com/src-opencloudos-rpms/libguestfs /var/lib/mock/dist-oc8-build-26342-7347/root/chroot_tmpdir/scmroot/libguestfs
Cloning into '/var/lib/mock/dist-oc8-build-26342-7347/root/chroot_tmpdir/scmroot/libguestfs'...
$ git reset --hard d8cc81a1bf4734c7c2e8a49d21ca4776bebaa5f9
HEAD is now at d8cc81a Fix warning: bogus date in %changelog