$ git clone -n https://src.fedoraproject.org/rpms/ghc-memory.git /var/lib/mock/f38-build-689650-82567/root/chroot_tmpdir/scmroot/ghc-memory
Cloning into '/var/lib/mock/f38-build-689650-82567/root/chroot_tmpdir/scmroot/ghc-memory'...
$ git reset --hard dfb0543efef811aa8bd9db9c2c2f13b7f9fb8afe
HEAD is now at dfb0543 patch for 32bit Word64 primitives