diff --git a/bin/app-json.py b/bin/app-json.py
index b2ea72e5..34b8e188 100755
--- a/bin/app-json.py
+++ b/bin/app-json.py
@@ -93,6 +93,8 @@ def clone_all_apps():
             if not int(_run_cmd("git branch --list | wc -l", shell=True)):
                 log.info(f"Guessing main branch is HEAD for {name}")
                 _run_cmd("git checkout main")
+        else:
+            _run_cmd("git fetch -a")
 
 
 def generate_apps_json():