foozy@708: $ \textbf{hg update 2}
foozy@708: 2 files updated, 0 files merged, 0 files removed, 0 files unresolved
foozy@708: $ \textbf{hg parents}
foozy@708: changeset:   
foozy@708: user:        Bryan O'Sullivan <bos@serpentine.com>
foozy@708: 
foozy@708: summary:     Introduce a typo into hello.c.
foozy@708: 
foozy@708: $ \textbf{hg update}
foozy@708: 2 files updated, 0 files merged, 0 files removed, 0 files unresolved