This produces a file 0001-<subject>.patch, where <subject> is derived
from the first line of the commit message.
-If you want to submit a a whole topic branch based on master, do:
+If you want to submit a whole topic branch based on master, do:
- $ git format-patch -ns --cover-letter
+ $ git format-patch -ns --cover-letter master
This produces 0000-cover-letter.patch 0001-<subject1>.patch
0002-<subject2>.patch and so on. Edit 0000-cover-letter.patch so it