kyverno/test/cli/test-generate/multiple-resources/policy.yaml

apiVersion: kyverno.io/v1
kind: ClusterPolicy
metadata:
  name: test-policy
spec:
  rules:
    - name: rule
      match:
        any:
          - resources:
              kinds:
                - Deployment
      generate:
        apiVersion: foo/v1
        kind: Foo
        name: "foo-{{request.object.metadata.name}}"
        namespace: "{{request.object.metadata.namespace}}"