$ git clone -n https://gitee.com/src-opencloudos-rpms/libreoffice.git /var/lib/mock/dist-oc8-build-72615-47981/root/chroot_tmpdir/scmroot/libreoffice
Cloning into '/var/lib/mock/dist-oc8-build-72615-47981/root/chroot_tmpdir/scmroot/libreoffice'...
$ git fetch origin 8d7ba167b5d1e5e49c5ca672a5d97141a273282a:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/libreoffice
 * [new ref]         8d7ba167b5d1e5e49c5ca672a5d97141a273282a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8d7ba16 import libreoffice-6.4.7.2-16.tl3