R""( # Examples * Install a package from Nixpkgs: ```console # nix profile install nixpkgs#hello ``` * Install a package from a specific branch of Nixpkgs: ```console # nix profile install nixpkgs/release-20.09#hello ``` * Install a package from a specific revision of Nixpkgs: ```console # nix profile install nixpkgs/d73407e8e6002646acfdef0e39ace088bacc83da#hello ``` # Description This command adds *installables* to a Nix profile. )""