We have some commits with the author as
[...] via arch-releng <firstname.lastname@example.org>, some who's name is spelled incorrectly, with a wrong email address, etc.
git log and
git shortlog -e, this could be solved with a
.mailmap is currently not supported by GitLab ( https://gitlab.com/gitlab-org/gitlab/-/issues/14909 ), but that shouldn't really prevent implementing this.