To email a patch you can use a shell command like 'git format-patch -1'
to create a file, and then attach the file to your email. This nicely
-packages the patch's commit message and changes.
+packages the patch's commit message and changes. To send just one
+such patch without additional remarks, you can use a command like
+'git send-email --to=bug-gnu-emacs@gnu.org 0001-DESCRIPTION.patch'.
** Document your changes.