type: [docs], message: Add git init instruction to the documentation.

Author: esequielvirtuoso

README.md

@@ -100,6 +100,11 @@ commit-lint:
 ```
 
 ### Adding pre-commit message lint
+
+Notes:
+1. To activate commit message template in a pre-existing local repository, go to the project root folder and run `git init` command.
+2. After `make commit-message-install`, Git will automatically activate commit message template to new cloned projects.
+
 ```
 make commit-message-install
 ```

hack/set-pre-commit.sh

@@ -3,3 +3,4 @@ mkdir -p ~/.git-templates/hooks
 cp -f ./hack//githooks/commit-msg ~/.git-templates/hooks
 chmod +x ~/.git-templates/hooks/commit-msg
 git init
+echo "To activate commit message template in a pre-existing local repository, go to the project root folder and run `git init` command."