$ git clone -n https://src.fedoraproject.org/rpms/qrencode.git /var/lib/mock/f29-build-1576-556/root/thebuilddir/tmp/scmroot/qrencode
Cloning into '/var/lib/mock/f29-build-1576-556/root/thebuilddir/tmp/scmroot/qrencode'...
$ git reset --hard f2e85ee81b033edb240d6eb198600d2481df5dfd
HEAD is now at f2e85ee - Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild