Re: any way to apply tag across all branches in repository?

> Tags are not specific to any branch in particular. Usually you tag  
> commits, and git doesn't care on which branch these commits are. That  
> information is not recorded in the tag.
> 
> What you can do is create an alias that iterates over all branches and  
> tags each one.
> 
> git for-each-ref refs/heads/main refs/heads/arch/ | while read sha  
> type ref; do
>      git tag TAGNAME $sha -m "Tagged $ref"
> done
> 
> $sha is the sha where the ref points to, $type will be 'commit' and  
> $ref is the full ref (refs/heads/arch/xxx for example)