$ echo qualcosa > qualchefile $ hg commit -A -m 'Nuovo file.' aggiungo qualchefile creata una nuova testa $ hg heads changeset: 3:859c842ea668 branch: foo tag: tip parent: 1:b15761055392 user: Bryan O'Sullivan <bos@serpentine.com> date: Fri Jun 05 15:49:04 2009 +0000 summary: NUovo file. changeset: 2:4dce38140953 branch: bar user: Bryan O'Sullivan <bos@serpentine.com> date: Fri Jun 05 15:49:00 2009 +0000 summary: Terzo commit.