$ git clone -n https://src.fedoraproject.org/rpms/julia.git /var/lib/mock/f31-build-102651-33575/root/thebuilddir/tmp/scmroot/julia
Cloning into '/var/lib/mock/f31-build-102651-33575/root/thebuilddir/tmp/scmroot/julia'...
$ git reset --hard d2a3a5fd015812059c14e6d84b14289032f8756c
HEAD is now at d2a3a5f - Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild