[rolling release] Allow for creation of base and pr branches

A new base branch for sig-cloud needs to have a base created and a new
branch {user}_sig-cloud such that we can generate a PR against the new
branch.

Author: PlaidCat

rolling-release-update.py

@@ -167,12 +167,19 @@ def check_for_fips_protected_changes(repo, branch, common_tag):
         exit(1)
     else:
         print(f'Branch {new_rolling_branch_kernel} does not exists creating')
+        results = subprocess.run(['git', 'checkout', '-b', new_rolling_branch_kernel], stderr=subprocess.PIPE,
+                                stdout=subprocess.PIPE, cwd=args.repo)
+    if results.returncode != 0:
+        print(results.stderr)
+        exit(1)
 
-    results = subprocess.run(['git', 'checkout', '-b', new_rolling_branch_kernel], stderr=subprocess.PIPE,
+    print('[rolling release update] Creating new branch for PR: ', f"{os.getlogin()}_{new_rolling_branch_kernel}")
+    results = subprocess.run(['git', 'checkout', '-b', f"{os.getlogin()}_{new_rolling_branch_kernel}"], stderr=subprocess.PIPE,
                             stdout=subprocess.PIPE, cwd=args.repo)
     if results.returncode != 0:
         print(results.stderr)
         exit(1)
+
 
     print('[rolling release update] Crating Map of all new commits from last rolling release fork')
     new_base_commit_map = {}