................................................
With `git format-patch --base=P -3 C` (or variants thereof, e.g. with
-`--cover-letter` of using `Z..C` instead of `-3 C` to specify the
+`--cover-letter` or using `Z..C` instead of `-3 C` to specify the
range), the base tree information block is shown at the end of the
first message the command outputs (either the first patch, or the
cover letter), like this: