PS Here is a debian/watch file for the github repo.
--Barak.
version=3 http://githubredir.debian.net/github/haskell/haskell-mode \ /github/haskell/haskell-mode/([0-9]+)_([0-9]+)_([0-9]+)\.tar\.gz
http://githubredir.debian.net/github/haskell/haskell-mode \ /github/haskell/haskell-mode/v([0-9.]+)\.tar\.gz
