replace email in git history

git-replace-email.sh

#!/usr/bin/env bash

git filter-branch -f --commit-filter '
        if [ "$GIT_COMMITTER_EMAIL" = "[email protected]" ];
        then
                GIT_COMMITTER_NAME="YOUR NAME";
                GIT_AUTHOR_NAME="YOUR NAME";
                GIT_COMMITTER_EMAIL="[email protected]";
                GIT_AUTHOR_EMAIL="[email protected]";
                git commit-tree "$@";
        else
                git commit-tree "$@";
        fi' HEAD