$ git clone -n https://src.fedoraproject.org/rpms/gtkspell.git /var/lib/mock/f29-build-3761-949/root/thebuilddir/tmp/scmroot/gtkspell
Cloning into '/var/lib/mock/f29-build-3761-949/root/thebuilddir/tmp/scmroot/gtkspell'...
$ git reset --hard 300534c567689ce08d861687c96ad98ced07758d
HEAD is now at 300534c - Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild