rustup-set
Alter `rustup` settings.
TLDR
Set the default host triple
$ rustup set default-host [host_triple]
Set the default profile (minimal includes only rustc, rust-std and cargo, whereas default adds rust-docs, rustfmt and clippy)
$ rustup set profile [minimal|default]
Set whether rustup should update itself when running rustup update
$ rustup set auto-self-update [enable|disable|check-only]