The metadata in the commit message isn't used in any way, so you can always: git commit --amend I personally find it a useful default, though, i.e. there's

The metadata in the commit message isn't used in any way, so you can always: git commit --amend I personally find it a useful default, though, i.e. there's not usually much more I want to say than "added a subrepo: [metadata...]", and, for something like this, I'd rather err on the side of too much information than too little.