as run multiple time. If --update is specify and the command
will stop at the first failed --update.

Specifying bookmark as ``.`` is equivalent to specifying the active
bookmark's name.

.. container:: verbose

    One can use the `--remote-hidden` flag to pull changesets
    hidden on the remote. This flag is "best effort", and will only
    work if the server supports the feature and is configured to
    allow the user to access hidden changesets. This option is
    experimental and backwards compatibility is not garanteed.

Returns 0 on success, 1 if an update had unresolved files.
rk