読めばいいのだけれど、あんまり brew bump-formula-pr 使わない。。。(Prestoとかawscliとか出来ない) brew/How-To-Open-a-Homebrew-Pull-Request.md at master · Homebrew/brew · GitHub

api-change:cloudfront: Update cloudfront command to latest version api-change:ec2: Update ec2 command to latest version api-change:ds: Update ds command to latest version Release 1.16.20 · aws/aws-cli · GitHub