$ git clone -n https://src.fedoraproject.org/rpms/qjson.git /var/lib/mock/f29-build-6250-1526/root/thebuilddir/tmp/scmroot/qjson
Cloning into '/var/lib/mock/f29-build-6250-1526/root/thebuilddir/tmp/scmroot/qjson'...
$ git reset --hard 4c792c4e2810ff94151d585f6664b60d1b4ef038
HEAD is now at 4c792c4 - Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild