c067d295_nuPG_Commands___Key_Management__en_revoked_and_unrevoked_keys_
[include-revoked] keep-temp-files
If using use-temp-files, do not delete the temp files after using them. This option is useful to learn the keyserver communication protocol by reading the temporary files.
GnuPG Commands - Key Management
When receiving or searching for a key, include keys that are marked on the keyserver as revoked. Note that this option is always set when using the NAI HKP keyserver, as this keyserver does not differentiate between revoked and unrevoked keys.