$ git clone -n https://src.fedoraproject.org/rpms/rubygem-gtksourceview2.git /var/lib/mock/f31-build-98139-33031/root/chroot_tmpdir/scmroot/rubygem-gtksourceview2
Cloning into '/var/lib/mock/f31-build-98139-33031/root/chroot_tmpdir/scmroot/rubygem-gtksourceview2'...
$ git reset --hard 6c6e4e9ba1d3a1889c8f0c85bdc4cfeb46f753bc
HEAD is now at 6c6e4e9 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild