This broadly assumes that the "default" remote is called "origin", but
that's better than assuming that plus the default branch name.
Thanks to https://joshtronic.com/2020/08/09/how-to-get-the-default-git-branch/
Suggested-by: Chris Lane <chris@chrislane.com>
Signed-off-by: Joe Groocock <me@frebib.net>
I can't find a way to make this a wildcard that applies to all remotes,
so this adds the two most common remotes that I'm likely to use.
Signed-off-by: Joe Groocock <me@frebib.net>