kyverno/test/HorizontalPodAutoscaler/policy-hpa.yaml

apiVersion: kyverno.io/v1alpha1
kind: Policy
metadata:
  name: policy-hpa
spec :
  rules:
    - name: hpa1
      match:
        resources:
          kinds : 
          - HorizontalPodAutoscaler
          selector:
            matchLabels:
              originalLabel: isHere
      mutate:
        patches:
        - path: "/metadata/labels/isMutated"
          op: add
          value: "true"
        - op: replace
          path: "/spec/metrics/1/resource/targetAverageValue"
          value: "959Mi"
      validate:
        message: "There is wrong resorce request or apiVersion"
        pattern:
          spec:
            scaleTargetRef:
              apiVersion: extensions/v1beta1
#            metrics:
#              - type: Resource
#                resource:
#                  name: cpu|memory