The "leaves" command:
Usage: fossil leaves ?OPTIONS?
Find leaves of all branches. By default show only open leaves.
The -a|--all flag causes all leaves (closed and open) to be shown.
The -c|--closed flag shows only closed leaves.
The --recompute flag causes the content of the "leaf" table in the
repository database to be recomputed.
-a|--all show ALL leaves
--bybranch order output by branch name
-c|--closed show only closed leaves
-m|--multiple show only cases with multiple leaves on a single branch
--recompute recompute the "leaf" table in the repository DB
-W|--width <num> Width of lines (default is to auto-detect). Must be
>39 or 0 (= no limit, resulting in a single line per
See also: descendants, finfo, info, branch