anchor.diff:  architectures and operating systems, you can filter by architecture and
   operating system to mirror only the images that match. Valid values are
   `linux/amd64`, `linux/ppc64le`, and `linux/s390x`.
  -+
  -This command also creates a `<image_name>-manifests/` directory in the current
  -directory and generates the following files:
  +<5> Optional: Only generate the manifests required for mirroring and do not actually
  +mirror the image content to a registry.
  ++
  +After running the command, a `<image_name>-manifests/` directory is created in
  +the current directory and generates the following files:
   +
   --
   * The `imageContentSourcePolicy.yaml` file defines an ImageContentSourcePolicy
  
positive.code: an {product-title} installation.
  endif::[]
  
  . Mirror the contents of your catalog to your target registry. The following `oc adm catalog mirror`
  command extracts the contents of your custom Operator catalog image to generate
  the manifests required for mirroring and mirrors the images to your registry:
  +
  ----
  $ oc adm catalog mirror \
  
negative.code:     <registry_host_name>:<port> \
      [-a ${REG_CREDS}] \//<2>
      [--insecure] \//<3>
      [--filter-by-os="<os>/<arch>"] \//<4>
      [--manifests-only] <5>
  ----
  <1> Specify your Operator catalog image.
  <2> Optional: If required, specify the location of your registry credentials
  