ci: debug Host key verification failed error

.drone.yml

@@ -33,7 +33,7 @@ steps:
       - echo "$$PRIVATE_SSH_KEY" > ~/.ssh/id_ed25519 && chmod 600 ~/.ssh/id_ed25519
       - echo "$$SSH_HOST_KEY" > ~/.ssh/known_hosts
       - 'echo DEBUG: Using NIX_FLAGS: $NIX_FLAGS'
-      - nix $$NIX_FLAGS develop --command deploy --magic-rollback false --skip-checks --targets '.#host_001_momo_koeln' --ssh-opts -v
+      - nix $$NIX_FLAGS develop --command deploy --magic-rollback false --skip-checks --targets '.#host_001_momo_koeln' --ssh-opts='-v'
 
 ---
 kind: pipeline
@@ -159,6 +159,6 @@ volumes:
 
 ---
 kind: signature
-hmac: e6a53444444d2731c48e4bc80762df820dd28e0f22ba9f6284f92a0dbfa6b3cf
+hmac: 89c7757736896b56f4ffe01fe14b47fe8606a99c326e31c57863d1836901c087
 
 ...