$ git clone -n https://src.fedoraproject.org/rpms/kgraphviewer.git /var/lib/mock/f31-build-65617-29728/root/thebuilddir/tmp/scmroot/kgraphviewer
Cloning into '/var/lib/mock/f31-build-65617-29728/root/thebuilddir/tmp/scmroot/kgraphviewer'...
$ git reset --hard cba2451ba2ca1f2a0dd991dd47bd25eaa749be2b
HEAD is now at cba2451 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild