Oc-mirror should fail with error when operator not found 

oc-mirror version 
WARNING: This version information is deprecated and will be replaced with the output from --short. Use --output=yaml|json to get the full version.
Client Version: version.Info{Major:"", Minor:"", GitVersion:"4.16.0-202403070215.p0.gc4f8295.assembly.stream.el9-c4f8295", GitCommit:"c4f829512107f7d0f52a057cd429de2030b9b3b3", GitTreeState:"clean", BuildDate:"2024-03-07T03:46:24Z", GoVersion:"go1.21.7 (Red Hat 1.21.7-1.el9) X:strictfipsruntime", Compiler:"gc", Platform:"linux/amd64"}

always

1)  With following imagesetconfig:  
cat config-e.yaml
apiVersion: mirror.openshift.io/v1alpha2
kind: ImageSetConfiguration
mirror:
  operators:
    - catalog: registry.redhat.io/redhat/redhat-operator-index:v4.14
      packages:
        - name: cincinnati-operator
        - name: cluster-logging
          channels:
            - name: stable
              minVersion: 5.7.7
              maxVersion: 5.7.7

`oc-mirror --config config-e.yaml file://out2 --v2`

2)  Check the operator version
[root@preserve-fedora36 app1]# oc-mirror list operators --catalog registry.redhat.io/redhat/redhat-operator-index:v4.14 --package cluster-logging --channel stable-5.7
VERSIONS
5.7.6
5.7.7
5.7.0
5.7.1
5.7.10
5.7.2
5.7.4
5.7.5
5.7.9
5.7.11
5.7.3
5.7.8
[root@preserve-fedora36 app1]# oc-mirror list operators --catalog registry.redhat.io/redhat/redhat-operator-index:v4.14 --package cluster-logging --channel stable
VERSIONS
5.8.0
5.8.1
5.8.2
5.8.3
5.8.4 

2) No error when operator not found

oc-mirror --config config-e.yaml file://out2 --v2
--v2 flag identified, flow redirected to the oc-mirror v2 version. PLEASE DO NOT USE that. V2 is still under development and it is not ready to be used. 
2024/03/25 05:07:57  [INFO]   : mode mirrorToDisk
2024/03/25 05:07:57  [INFO]   : local storage registry will log to /app1/0321/out2/working-dir/logs/registry.log
2024/03/25 05:07:57  [INFO]   : starting local storage on localhost:55000
2024/03/25 05:07:57  [INFO]   : copying  cincinnati response to out2/working-dir/release-filters
2024/03/25 05:07:57  [INFO]   : total release images to copy 0
2024/03/25 05:07:57  [INFO]   : copying operator image registry.redhat.io/redhat/redhat-operator-index:v4.14
2024/03/25 05:08:00  [INFO]   : manifest 6839c41621e7d3aa2be40499ed1d69d833bc34472689688d8efd4e944a32469e
2024/03/25 05:08:00  [INFO]   : label /configs
2024/03/25 05:08:16  [INFO]   : related images length 2
2024/03/25 05:08:16  [INFO]   : images to copy (before duplicates) 4
2024/03/25 05:08:16  [INFO]   : total operator images to copy 4
2024/03/25 05:08:16  [INFO]   : total additional images to copy 0
2024/03/25 05:08:16  [INFO]   : images to mirror 4
2024/03/25 05:08:16  [INFO]   : batch count 1
2024/03/25 05:08:16  [INFO]   : batch index 0 
2024/03/25 05:08:16  [INFO]   : batch size 4
2024/03/25 05:08:16  [INFO]   : remainder size 0
2024/03/25 05:08:16  [INFO]   : starting batch 0
2024/03/25 05:08:27  [INFO]   : completed batch 0
2024/03/25 05:08:42  [INFO]   : start time      : 2024-03-25 05:07:57.7405637 +0000 UTC m=+0.058744792
2024/03/25 05:08:42  [INFO]   : collection time : 2024-03-25 05:08:16.069731565 +0000 UTC m=+18.387912740
2024/03/25 05:08:42  [INFO]   : mirror time     : 2024-03-25 05:08:42.4006485 +0000 UTC m=+44.71882960

2) For channel stable, we can’t find the 5.7.7 version for cluster-logging, the mirror should fail with error.