[CI] Fix fetch to work from main (#6)

#### Type of change

- Test update
 
#### Description

- Fix fetch to work from main

Signed-off-by: Liran Funaro <liran.funaro@gmail.com>

Author: liran-funaro

.github/workflows/ci.yml

@@ -35,7 +35,7 @@ jobs:
           # Check if original code changed due to formatting.
           git diff --exit-code
           # Fetch main to only show new lint issues.
-          git fetch origin main:main
+          git fetch -u origin main:main
           make lint
 
       - name: Build