Browsing through the list of tickets and it looks like this ticket can be closed.  It doesn't look like the vendor tag code is complete, however.  *shrug*

% fossil help | tail -1
This is fossil version [356e877cea] 2011-01-13 19:55:28.947 UTC

% fossil help addremove | head -1
Usage: fossil addremove ?--dotfiles? ?--ignore GLOBPATTERN? ?--test?