$ git clone -n https://src.fedoraproject.org/rpms/R-quantities.git /var/lib/mock/f31-build-74171-31087/root/chroot_tmpdir/scmroot/R-quantities
Cloning into '/var/lib/mock/f31-build-74171-31087/root/chroot_tmpdir/scmroot/R-quantities'...
$ git reset --hard 9934eb214552db0671dea66031d7adffba65fb45
HEAD is now at 9934eb2 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild