foozy@708: $ \textbf{hg init hidden-example}
foozy@708: $ \textbf{cd hidden-example}
foozy@708: $ \textbf{mkdir empty}
foozy@708: $ \textbf{touch empty/.hidden}
foozy@708: $ \textbf{hg add empty/.hidden}
foozy@708: $ \textbf{hg commit -m 'Manage an empty-looking directory'}
foozy@708: $ \textbf{ls empty}
foozy@708: $ \textbf{cd ..}
foozy@708: $ \textbf{hg clone hidden-example tmp}
foozy@708: 1 files updated, 0 files merged, 0 files removed, 0 files unresolved
foozy@708: $ \textbf{ls tmp}
foozy@708: empty
foozy@708: $ \textbf{ls tmp/empty}