How do I clone a GitHub wiki?
Any GitHub wiki can be cloned by appending
wiki.git to the repo url, so the clone url for
firstname.lastname@example.org:myorg/myrepo.wiki.git (for ssh) or
https://github.com/my/myrepo.wiki.git (for https).
You make edits, and commit and push your changes, like any normal repo. This wiki repo
is distinct from any clone of the project repo (the repo without