Yeah, you guys are right, the `README` file is not clear enough regarding the objective of the hook. Will fix that ASAP. Bottom line, this is a "save your baco

Yeah, you guys are right, the `README` file is not clear enough regarding the objective of the hook. Will fix that ASAP. Bottom line, this is a "save your bacon" approach if you forget to change your email locally on a github repo, but still want to use your professional email globally on your system. We've created this hook after we had to, yet again, rewrite history to remove the company email from public commits.