The US government recommending memory safe languages has really given people worms in their heads

Putting the message in git puts the information closer to the code, since the pr isn’t in git itself but instead the git forge. You can for example search the text of git messages from the git cli, or come across the explanation when doing git blame. I sometimes write verbose commit messages and then use them as the basis for the text in the pr, that way the reviewer can see it easily, but it’s also available to anyone who might come across it when doing git archeology