[YetAnotherNick]

Diffs can be shared over mail, right. Can I do a `git pull` via mail?

[ddevault]

Yes:

https://git-send-email.io

You can also do a "request pull" over email, which if it sounds confusing it's because GitHub wanted it to:

https://www.git-scm.com/docs/git-request-pull

[chrisseaton]

You can't over mail. But each of you could run your own Git server if you wanted to be able to pull.