$ git clone -n https://src.fedoraproject.org/rpms/kf5-gpgmepp.git /var/lib/mock/f29-build-4713-1119/root/thebuilddir/tmp/scmroot/kf5-gpgmepp
Cloning into '/var/lib/mock/f29-build-4713-1119/root/thebuilddir/tmp/scmroot/kf5-gpgmepp'...
$ git reset --hard b5fcebdbe3fc3d319eed54b6eee5b23bf9c791f4
HEAD is now at b5fcebd - Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild