Pretty sure it’s a reference to ideas like this: https://felixge.de/2013/03/11/the-pull-request-hack/ https://felixge.de/2013/03/11/the-pull-request-hack/ which

Pretty sure it’s a reference to ideas like this: https://felixge.de/2013/03/11/the-pull-request-hack/ https://felixge.de/2013/03/11/the-pull-request-hack/ which have been popular for a long time in open source.