For example: ./scripts/create-pull-request -r HEAD~2 -u oe-contrib -b rbt/long If rbt/long is not present on oe-contrib, then auto push HEAD or -l's branch.
Merged into master: http://git.openembedded.org/openembedded-core/commit/?id=a569bec9219394703d1c1d9b28dd19bf5b058e7f