Google/ko 5.0+ requires images to be prefixed by ko:// .

config/controller.yaml

@@ -54,17 +54,17 @@ spec:
  serviceAccountName: tekton-pipelines-controller
  containers:
  - name: tekton-pipelines-controller
- image: github.com/tektoncd/pipeline/cmd/controller
+ image: ko://github.com/tektoncd/pipeline/cmd/controller
  args: [
  # These images are built on-demand by `ko resolve` and are replaced
  # by image references by digest.
- "-kubeconfig-writer-image", "github.com/tektoncd/pipeline/cmd/kubeconfigwriter",
- "-creds-image", "github.com/tektoncd/pipeline/cmd/creds-init",
- "-git-image", "github.com/tektoncd/pipeline/cmd/git-init",
- "-entrypoint-image", "github.com/tektoncd/pipeline/cmd/entrypoint",
- "-imagedigest-exporter-image", "github.com/tektoncd/pipeline/cmd/imagedigestexporter",
- "-pr-image", "github.com/tektoncd/pipeline/cmd/pullrequest-init",
- "-build-gcs-fetcher-image", "github.com/tektoncd/pipeline/vendor/github.com/GoogleCloudPlatform/cloud-builders/gcs-fetcher/cmd/gcs-fetcher",
+ "-kubeconfig-writer-image", "ko://github.com/tektoncd/pipeline/cmd/kubeconfigwriter",
+ "-creds-image", "ko://github.com/tektoncd/pipeline/cmd/creds-init",
+ "-git-image", "ko://github.com/tektoncd/pipeline/cmd/git-init",
+ "-entrypoint-image", "ko://github.com/tektoncd/pipeline/cmd/entrypoint",
+ "-imagedigest-exporter-image", "ko://github.com/tektoncd/pipeline/cmd/imagedigestexporter",
+ "-pr-image", "ko://github.com/tektoncd/pipeline/cmd/pullrequest-init",
+ "-build-gcs-fetcher-image", "ko://github.com/tektoncd/pipeline/vendor/github.com/GoogleCloudPlatform/cloud-builders/gcs-fetcher/cmd/gcs-fetcher",
 
  # This image is used as a placeholder pod, the Affinity Assistant
  # TODO(#2640) We may want to create a custom, minimal binary

config/webhook.yaml

@@ -59,7 +59,7 @@ spec:
  - name: webhook
  # This is the Go import path for the binary that is containerized
  # and substituted here.
- image: github.com/tektoncd/pipeline/cmd/webhook
+ image: ko://github.com/tektoncd/pipeline/cmd/webhook
  env:
  - name: SYSTEM_NAMESPACE
  valueFrom: