$ git clone -n https://src.fedoraproject.org/rpms/ghc-system-fileio.git /var/lib/mock/f33-build-143752-42879/root/chroot_tmpdir/scmroot/ghc-system-fileio
Cloning into '/var/lib/mock/f33-build-143752-42879/root/chroot_tmpdir/scmroot/ghc-system-fileio'...
$ git reset --hard c838f6c6feb807df54c20a8d627f93730a374203
HEAD is now at c838f6c - Rebuilt for https://fedoraproject.org/wiki/Fedora_32_Mass_Rebuild