Maybe you don't debug bugs? Work on recent and clean codebases?
Or simply the projects you work with have poor commit messages?
Or simply the projects you work with have poor commit messages?
I would say however that the commit messages mostly are just squashed pull requests with ticket names and single sentence so I'd agree that they wouldn't be very good for that purpose, but I don't see anyone at the org complaining about this.
It's mostly on the Internet I read how others use the git history, but I haven't seen anyone really doing a lot of that in real life.
There’s your answer.