$ git clone -n https://gitee.com/fundawang/groff.git /var/lib/mock/dist-an23-build-284525-64755/root/chroot_tmpdir/scmroot/groff
Cloning into '/var/lib/mock/dist-an23-build-284525-64755/root/chroot_tmpdir/scmroot/groff'...
$ git fetch origin fc539e5bfad3ccea1f27880b08d8152eaebe788f:KOJI_FETCH_HEAD
From https://gitee.com/fundawang/groff
 * [new ref]         fc539e5bfad3ccea1f27880b08d8152eaebe788f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fc539e5 update file list