$ git clone -n https://src.fedoraproject.org/rpms/HepMC3.git /var/lib/mock/f33-build-562742-65820/root/chroot_tmpdir/scmroot/HepMC3
Cloning into '/var/lib/mock/f33-build-562742-65820/root/chroot_tmpdir/scmroot/HepMC3'...
$ git reset --hard 7b6f48283ddee9a75c799d957248d93ccdfa5e19
HEAD is now at 7b6f482 Update to version 3.2.3