> The thought was to put descriptions unsuitable for commit header in the cover > letter.
How do you think about to put additional information below triple dashes (or even into improved change descriptions)? See also: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/Documentation/process/submitting-patches.rst?h=v6.4#n686 Regards, Markus