$ git clone -n https://src.fedoraproject.org/rpms/fftw.git /var/lib/mock/f33-build-513765-64522/root/chroot_tmpdir/scmroot/fftw
Cloning into '/var/lib/mock/f33-build-513765-64522/root/chroot_tmpdir/scmroot/fftw'...
$ git reset --hard b8e059c54e3e1433858f73daf8924493a6d8beef
HEAD is now at b8e059c - Second attempt - Rebuilt for https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild