Installing

1. Downloading XCode Command Line Tools

   Download the Command Line Tools for Xcode

   

   Login or Register on the Apple Developer Site:

   Access to Apple Downloads for Developers

   Apple Developer Downloads.

2. Mounting Archive

   Double-Click on the .dmg Image

3. Runnin Installer

   Double-Click on the Package Installer

   

4. Installing XCode Command Line Tools

   Then Simply follow the Installation Wizard
   Accept the License.

   
   Then eventually change the target location…
   
   

How-to Getting-Started Installing Brew Packages on Mac:

HomeBrew Quick-Start Guide
Homebrew Quick-Start Guide.