+
+>>> Thanks for that! I'll try to explain what I meant in terms of an example. your `admonitions` is a series of commits that ultimately sit on top of
+>>> upstream's `d0099568` ("Prepare release for unstable"). If I want to see a quick combined diff of all the changes made in that branch, I can try to
+>>> use GitLab's "Compare" feature, but it does not let me specify a SHA to compare against, only a ref-name such as (your) `master`, which (at the time)
+>>> was a much earlier commit than `d0099568`, so "Compare" would include all the unrelated upstream changes. If instead either `master` was `d0099568`, or
+>>> `admonitions` was rebased on top of whatever your `master` was, then GitLab's "Compare" would be useful. As it is, I cloned locally and did the necessary
+>>> `git` incantation. *— [[Jon]], 2020-08-12*