usage: rio [<flags>] <command> [<args> ...]
-h, --help Show context-sensitive help (also try --help-long and --help-man).
--format=dumb Output api format
pack [<flags>] <pack> <path>
Pack a Fileset into a Ware.
unpack [<flags>] <ware> <path>
Unpack a Ware into a Fileset on your local filesystem.
scan [<flags>] <pack>
Scan some existing data stream see if it's a known packed format, and compute its WareID if so. (Mostly used for importing tars from the interweb.)
mirror [<flags>] <ware>
Store already-packed wares in one warehouse, copying from other warehouses.