The "rss" command:
Usage: fossil rss ?OPTIONS?
The CLI variant of the /timeline.rss page, this produces an RSS feed of the timeline to stdout.
Options:
- -type|y FLAG
 - May be: all (default), ci (show check-ins only), t (show tickets only), w (show wiki only)
 
- -limit|n LIMIT
 - The maximum number of items to show
 
- -tkt HASH
 - Filter for only those events for the specified ticket
 
- -tag TAG
 - Filter for a tag
 
- -wiki NAME
 - Filter on a specific wiki page
 
Only one of -tkt, -tag, or -wiki may be used.
- -name FILENAME
 - Filter for a specific file. This may be combined with one of the other filters (useful for looking at a specific branch).
 
- -url STRING
 - Set the RSS feed's root URL to the given string. The default is "URL-PLACEHOLDER" (without quotes).