Analyse following RPM build log snippet. Describe contents accurately, without speculation or suggestions for resolution.            
Your analysis must be as concise as possible, while keeping relevant information intact.
Snippet: 
Copr repository                                 500 kB/s |  15 kB     00:00    
Additional repo https_kojihub_stream_centos_org  25 MB/s | 4.1 MB     00:00    
CentOS Stream 10 - BaseOS                       725  B/s | 3.9 kB     00:05 
Updating metadata of RPM repositories.