The "deconstruct" command:
Usage fossil deconstruct ?OPTIONS? DESTINATION
This command exports all artifacts of a given repository and
writes all artifacts to the file system. The DESTINATION directory
will be populated with subdirectories AA and files AA/BBBBBBBBB.., where
AABBBBBBBBB.. is the 40 character artifact ID, AA the first 2 characters.
If -L|--prefixlength is given, the length (default 2) of the directory
prefix can be set to 0,1,..,9 characters.
-R|--repository REPOSITORY deconstruct given REPOSITORY
-L|--prefixlength N set the length of the names of the DESTINATION
subdirectories to N
--private Include private artifacts.
See also: rebuild, reconstruct