git filter-branch -f --env-filter "GIT_AUTHOR_NAME='newName'; GIT_AUTHOR_EMAIL='newEmail@example.com'; GIT_COMMITTER_NAME='oldName'; GIT_COMMITTER_EMAIL='oldEmail@example.com';" HEAD
git filter-branch -f --env-filter "GIT_AUTHOR_NAME='newName'; GIT_AUTHOR_EMAIL='newEmail@example.com'; GIT_COMMITTER_NAME='oldName'; GIT_COMMITTER_EMAIL='oldEmail@example.com';" HEAD