New Feature - add branch selector

add a no required option named "branch", and when it exist value, then the action will clone the selected branch via git command, with "-b <branch name>"

Author: lipeilin375

README.md

@@ -19,6 +19,7 @@ Field | Mandatory | Observation
 **owner** | YES | Ex: `octocat`
 **repository** | YES | Ex: `clone-github-repo-action`
 **access-token** | NO | [How to create a PAT](https://docs.github.com/en/github/authenticating-to-github/creating-a-personal-access-token)
+**branch** | NO | Ex: `main`
 
 You can use one of those as reference:
 

action.yml

@@ -12,6 +12,9 @@ inputs:
     access-token:
         description: 'PAT with repository scope (https://github.com/settings/tokens)'
         required: false
+    branch:
+        desciption: 'Repository Branch'
+        required: false
 
 runs:
     using: 'composite'
@@ -20,6 +23,11 @@ runs:
       run: |
         if [ -z "${{ inputs.access-token }}" ]; then
             git clone https://github.com/${{ inputs.owner }}/${{ inputs.repository }}.git
+            if [ -z "${{ inputs.branch }}" ]; then
+                git clone https://github.com/${{ inputs.owner }}/${{ inputs.repository }}.git
+            else
+                git clone https://${{ inputs.access-token }}@github.com/${{ inputs.owner }}/${{ inputs.repository }}.git -b ${{ inputs.branch }}
+            fi
         else
             git clone https://${{ inputs.access-token }}@github.com/${{ inputs.owner }}/${{ inputs.repository }}.git
         fi