$ git clone -n https://src.fedoraproject.org/rpms/ghc-unix-compat.git /var/lib/mock/f33-build-179240-45090/root/chroot_tmpdir/scmroot/ghc-unix-compat
Cloning into '/var/lib/mock/f33-build-179240-45090/root/chroot_tmpdir/scmroot/ghc-unix-compat'...
$ git reset --hard 7568fee86fc57474ba1fc8ff778b2432b3c7c3bc
HEAD is now at 7568fee update to 0.5.2