tar -xf <prebuilt_archive> ff && sudo mv ff /usr/local/bin

source "$(ff alias)"

ff self-update

$ ff
ff is a command-line tool to manage favorite folders, creating an alias,
to be used via shell directly with the cd command.

Usage:
  ff [command]

Available Commands:
  add         Create a directory alias
  alias       Prints out the path to the alias file.
  delete      Delete a directory alias.
  get         Return the raw path of an alias.
  help        Help about any command
  list        List saved aliases.
  panic       WARINING!! This delete all saved data
  self-update Update ff to the latest version.
  update      Update a directory alias

Flags:
  -h, --help      help for ff
  -v, --version   version for ff

Use "ff [command] --help" for more information about a command.