$ git clone -n https://gitee.com/kanghou-silver/groff.git /var/lib/mock/dist-an8.8-build-290028-64968/root/chroot_tmpdir/scmroot/groff
Cloning into '/var/lib/mock/dist-an8.8-build-290028-64968/root/chroot_tmpdir/scmroot/groff'...
$ git reset --hard 50fd6862b1daf93b6cc10fb683e037dbf084e9c3
HEAD is now at 50fd686 add sw
$ git lfs pull