$ git clone -n https://src.fedoraproject.org/rpms/groff.git /var/lib/mock/f31-build-85003-31584/root/chroot_tmpdir/scmroot/groff
Cloning into '/var/lib/mock/f31-build-85003-31584/root/chroot_tmpdir/scmroot/groff'...
$ git reset --hard da5ec5deade4959fc8714efedd5a79aa0190b38f
HEAD is now at da5ec5d - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild