fix

.woodpecker/alertmanager-ntfy.yaml

@@ -15,12 +15,7 @@ steps:
       - ls
       - apk -u add git
       - mkdir /woodpecker/images
-      - git clone https://github.com/alexbakker/alertmanager-ntfy.git alertmanager-ntfy/src
-      - ls
-      - cd alertmanager-ntfy/src
-      - git checkout 76d5f772f70d6915c89da00414c20009b03cc361
-      - cd ../..
-      - ls
+      - git clone --revision=76d5f772f70d6915c89da00414c20009b03cc361 https://github.com/alexbakker/alertmanager-ntfy.git alertmanager-ntfy/src
 
   - name: build-image
     image: gcr.io/kaniko-project/executor