Test self-referential fk.
Test self-referential fk.

coleifer/peewee,ghukill/peewee,coreos/peewee,new-xiaji/peewee,jarrahwu/peewee,new-xiaji/peewee,coreos/peewee,jnovinger/peewee,mackjoner/peewee,stas/peewee,bopo/peewee,fuzeman/peewee,softside/peewee,coleifer/peewee,coreos/peewee,Dipsomaniac/peewee,Dipsomaniac/peewee,bopo/peewee,py4a/peewee,jarrahwu/peewee,zhang625272514/peewee,coleifer/peewee,d1hotpep/peewee,d1hotpep/peewee,zhang625272514/peewee,lez/peewee,jarrahwu/peewee,fuzeman/peewee,wenxer/peewee,teserak/peewee,zhang625272514/peewee,new-xiaji/peewee,Sunzhifeng/peewee,jnovinger/peewee,bopo/peewee,Sunzhifeng/peewee,Sunzhifeng/peewee,ronyb29/peewee,Dipsomaniac/peewee,wenxer/peewee