Better current branch name fetching

intis-hooks/prepare-commit-msg

@@ -16,7 +16,7 @@ commit_file = sys.argv[1]
 regex = re.compile("^([A-Z]+-[0-9]+)", re.IGNORECASE)
 
 git_branch_name = subprocess.run(
-    ["git", "rev-parse", "--abbrev-ref", "HEAD"],
+    ["git", "branch", "--show-current"],
     stdout=subprocess.PIPE,
     encoding="utf-8",
 )