Why git checkout -b Sometimes Sets an Upstream
Branching from origin/main configures tracking automatically; branching from a local main does not. The rule behind it is branch.autoSetupMerge.
Git
How to Update a Shallow Git Repository
Learn how to update a shallow-cloned Git repository with the latest commit or a specific branch, and how to convert it to a full clone.
Git Profiles
No more git config name and email. Git profiles will handle that for you.