Usage: fetch [options]
Options:
-h, --help output usage information
-c, --channel [channel] Release channel [release, beta, esr, aurora, nightly]
-i, --install-dir <path> Destination install directory
-p, --platform [platform] Operating system [linux-x86_64, linux-i686, mac, win32, win64]
-l, --locale [name] Locale