operator-sdk run bundle failed in pulling image "docker.io/library/busybox:1.36.0" on disconnected env

4.14(Operator SDK 1.29.0-1.31.0)

disconnected env

operator-sdk run bundle quay.io/olmqe/memcached-operator-bundle@sha256:fbd41b2a14a8f85f0b2ed430d5ea61a2875fcc395bd999a72c89708013803890 --index-image quay.io/olmqe/nginxolm-operator-index@sha256:99333a6b6f32eb04d80f83fe63560e5f5d1c0c228eecb788d09ad23f0f8e9de9 -n e2e-test-default-57xmw --timeout 5m --security-context-config=restricted



jitli@RedHat:~/work/src/github/openshift-tests-private$ oc get pods
NAME                                                              READY   STATUS                  RESTARTS   AGE
bd41b2a14a8f85f0b2ed430d5ea61a2875fcc395bd999a72c89708013803890   0/1     Init:ImagePullBackOff   0          4m18s



jitli@RedHat:~/work/src/github/openshift-tests-private$ oc get pods -o yaml
.....
initContainerStatuses:
    - image: docker.io/library/busybox:1.36.0
      imageID: ""
      lastState: {}
      name: registry-grpc-init
      ready: false
      restartCount: 0
      state:
        waiting:
          message: Back-off pulling image "docker.io/library/busybox:1.36.0"
          reason: ImagePullBackOff
    phase: Pending

message: Back-off pulling image "docker.io/library/busybox:1.36.0"

Use digest instead of tags

I don't know if this image（"docker.io/library/busybox:1.36.0"） is suitable, but it doesn't work in a disconnected environment