$ git clone -n https://src.fedoraproject.org/rpms/python-qrencode.git /var/lib/mock/f29-build-889-404/root/thebuilddir/tmp/scmroot/python-qrencode
Cloning into '/var/lib/mock/f29-build-889-404/root/thebuilddir/tmp/scmroot/python-qrencode'...
$ git reset --hard eff3cdb5beb234a810127f1079e03246b680b0cb
HEAD is now at eff3cdb - Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild