Clean up some defects

```
CID 83189 (#1 of 1): Uninitialized scalar variable (UNINIT)3.
uninit_use_in_call: Using uninitialized value info.readonly when calling RepoDownloadInfo.
```
```
CID 61502 (#1 of 1): Uninitialized scalar variable (UNINIT)8.
uninit_use_in_call: Using uninitialized value repo.group_id when calling ServerRepo.
```