I've got a pretty large output but these are the main point:

 Do you want to reject the key, trust temporarily, or trust always? [r/t/a/?] (r): t
```Retrieving repository 'Multimedia Libraries, Codecs and Command Line Tools[done]
Building repository 'Multimedia Libraries, Codecs and Command Line Tools ([done]
Problem retrieving files from 'openSUSE-Leap-15.4-1'.
Empty destination in URI: hd:/?device=/dev/disk/by-id/scsi-SSanDisk_Cruzer_Blade_04014818021623203938-part2
Please see the above error message for a hint.
Skipping repository 'openSUSE-Leap-15.4-1' because of the above error.
Repository 'Update repository of openSUSE Backports' is up to date.             
Repository 'Non-OSS Repository' is up to date.                                  
Repository 'Main Repository' is up to date.                                     
Repository 'Update repository with updates from SUSE Linux Enterprise 15' is up
to date.

Repository 'Main Update Repository' is up to date.                              
Repository 'Update Repository (Non-Oss)' is up to date.                         
Some of the repositories have not been refreshed because of an error.