$ git clone -n https://src.fedoraproject.org/rpms/gnustep-base.git /var/lib/mock/f31-build-61977-29010/root/chroot_tmpdir/scmroot/gnustep-base
Cloning into '/var/lib/mock/f31-build-61977-29010/root/chroot_tmpdir/scmroot/gnustep-base'...
$ git reset --hard 712a441b2594d95d1526cbc064a879c50f71ca99
HEAD is now at 712a441 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild