rm -rf ../d
git checkout for-gitk-upstream
git format-patch --subject-prefix='PATCH GITK' --cover-letter \
+ --cc 'Paul Mackerras <paulus@samba.org>' \
-o ../d remotes/gitk/master
count=$(ls -1 ../d | wc -l)
git checkout for-git-upstream
git format-patch -n --start-number=$(($count)) --cover-letter \
+ --cc 'Junio C Hamano <gitster@pobox.com>' \
-o ../d remotes/upstream/master
rename 's/$/-B/' ../d/0000-*