The `cvp-trigger` ServiceAccount only exists in the `app.ci` context:

$ oc config current-context
api.ci
$ oc --as system:admin --context api.ci --namespace ci serviceaccounts create-kubeconfig cvp-trigger
Error from server (NotFound): serviceaccounts "cvp-trigger" not found
$ oc --as system:admin --context app.ci --namespace ci serviceaccounts create-kubeconfig cvp-trigger
apiVersion: v1
clusters:
- cluster:
    server: https://api.ci.openshift.org:443
  name: api-ci-openshift-org:443
contexts:
- context:
    cluster: api-ci-openshift-org:443
    namespace: ci
    user: cvp-trigger
  name: cvp-trigger
current-context: cvp-trigger
kind: Config
preferences: {}
users:
- name: cvp-trigger
  user:
    token: xxx

*** This bug has been marked as a duplicate of bug 1827463 ***