Earlier quoted context omitted.
You might be right, but there are already many products out there that have been violating that trademark policy for quite some time, e.g. GitLab, GitKraken, SmartGit, ... My guess is that Software Freedom Conservancy (a nonprofit) has more important things to do than go after those projects for trademark policy violations.
Some of those were specifically grandfathered in to the policy [0]: > Careful readers among you may now be wondering about GitHub, GitLab, Gitolite, etc. And now we get back to why it took over a year to get the trademark granted. > The USPTO initially rejected our application as confusingly similar to the existing trademark on GitHub, which was filed in 2008. While one might imagine where the "Git" in GitHub comes f…
I'm sure their reasoning makes sense and that this has been taken into consideration by the git project at the time though, so I'll have to look into it!