$ git clone -n https://src.fedoraproject.org/rpms/pptpd.git /var/lib/mock/f29-build-3822-958/root/thebuilddir/tmp/scmroot/pptpd
Cloning into '/var/lib/mock/f29-build-3822-958/root/thebuilddir/tmp/scmroot/pptpd'...
$ git reset --hard 410892a5dda06eca14876c58f294dfda9ce9ae11
HEAD is now at 410892a - Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild