message: Adding comments.
diff: #!/bin/bash
  +# Clean up, just to be sure.
  +rm -rf hiera
  +
  +# Clone all submodules (should just be hiera for now).
  git submodule update --init
  +# Loop over all remote branches and make them avaiable locally.
  for branch in $(git -C hiera branch --all | grep '^\s*remotes' | egrep --invert-match '(:?HEAD|master)$'); do
  git -C hiera branch --track "${branch##*/}" "$branch"
  done
  