$ git clone -n https://src.fedoraproject.org/rpms/z3.git /var/lib/mock/f29-build-4541-1059/root/thebuilddir/tmp/scmroot/z3
Cloning into '/var/lib/mock/f29-build-4541-1059/root/thebuilddir/tmp/scmroot/z3'...
$ git reset --hard 801e577186b910e6266b2fc740a0dc52e4d6b423
HEAD is now at 801e577 Fix FTBFS due to a vector access.