How to change the author and committer name and e-mail of multiple commits in Git?

Question

I was writing a simple script in the school computer, and committing the changes to Git (in a repo that was in my pendrive, cloned from my computer at home). After several c

Answer 1

Your problem is really common. See "Using Mailmap to Fix Authors List in Git"

For the sake of simplicity, I have created a script to ease the process: git-changemail

After putting that script on your path, you can issue commands like:

• Change author matchings on current branch

  $ git changemail -a old@email.com -n newname -m new@email.com
  

• Change author and committer matchings on and . Pass -f to filter-branch to allow rewriting backups

  $ git changemail -b old@email.com -n newname -m new@email.com -- -f <branch> <branch2>
  

• Show existing users on repo

  $ git changemail --show-both
  

By the way, after making your changes, clean the backup from the filter-branch with: git-backup-clean