Change author information in past commits

Change Author.sh

#!/bin/sh
# Rename an email address in all old commits.
# WARNING: Will change all your commit SHA1s.
# Based off of the script from here:
#  http://coffee.geek.nz/how-change-author-git.html

git filter-branch -f --env-filter '

    an="$GIT_AUTHOR_NAME"
    am="$GIT_AUTHOR_EMAIL"
    cn="$GIT_COMMITTER_NAME"
    cm="$GIT_COMMITTER_EMAIL"

    if [ "$GIT_AUTHOR_NAME" = "***Old Name***" ]
    then
        an="***New Name***"
        am="[email protected]"
    fi
    if [ "$GIT_COMMITTER_NAME" = "***Old Name***" ]
    then
        cn="***New Name***"
        cm="[email protected]"
    fi

    if [ "$GIT_AUTHOR_NAME" = "plugin-master" ]
    then
        an="plugin-master"
        am="[email protected]"
    fi
    if [ "$GIT_COMMITTER_NAME" = "plugin-master" ]
    then
        cn="plugin-master"
        cm="[email protected]"
    fi

    export GIT_AUTHOR_NAME="$an"
    export GIT_AUTHOR_EMAIL="$am"
    export GIT_COMMITTER_NAME="$cn"
    export GIT_COMMITTER_EMAIL="$cm"
'

git push --force