Additional email headers to include in a patch to be submitted
by mail. See gitlink:git-format-patch[1].
+format.suffix::
+ The default for format-patch is to output files with the suffix
+ `.patch`. Use this variable to change that suffix (make sure to
+ include the dot if you want it).
+
gc.packrefs::
`git gc` does not run `git pack-refs` in a bare repository by
default so that older dumb-transport clients can still fetch