$ git clone -n https://src.fedoraproject.org/rpms/hylafax+.git /var/lib/mock/f29-build-6772-1667/root/thebuilddir/tmp/scmroot/hylafax+
Cloning into '/var/lib/mock/f29-build-6772-1667/root/thebuilddir/tmp/scmroot/hylafax+'...
$ git reset --hard fe6f573c89ebf6ccdef41db58523ccaf1b80a785
HEAD is now at fe6f573 - Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild