another try

apps/argocd.yaml

@@ -4,17 +4,18 @@ metadata:
   name: argo-cd
   namespace: argocd
 spec:
-  destination:
-    namespace: argocd
-    server: https://kubernetes.default.svc
   project: default
   source:
     repoURL: https://gitea.linvogel.ch/linus/gitops.git
-    targetRevision: HEAD
+    targetRevision: main
     path: helm/argocd
     helm:
       valueFiles:
         - values.yaml
+  destination:
+    server: https://kubernetes.default.svc
+    namespace: argocd
   syncPolicy:
     automated:
+      prune: true
       selfHeal: true