docs/eventing/samples/kubernetes-event-source/k8s-events.yaml

apiVersion: sources.eventing.knative.dev/v1alpha1
kind: KubernetesEventSource
metadata:
  name: testevents
spec:
  namespace: default
  serviceAccountName: events-sa
  sink:
    apiVersion: eventing.knative.dev/v1alpha1
    kind: Channel
    name: testchannel