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: 
Errors during downloading metadata for repository 'opensuse-tumbleweed-oss':
  - Status code: 404 for https://slc-mirror.opensuse.org/tumbleweed/repo/oss/repodata/0f99b390d4bfec93be22bd85e64559c810d3295517334259183a66f6afe6d4c5abddb1cb28b677118ace05b2cc1f45373e9f56aa8b46f91cf525e5a2959e2b8e-primary.xml.zst (IP: 2a07:de40:617e:1904::10)
Error: Failed to download metadata for repo 'opensuse-tumbleweed-oss': Yum repo downloading error: Downloading error(s): repodata/0f99b390d4bfec93be22bd85e64559c810d3295517334259183a66f6afe6d4c5abddb1cb28b677118ace05b2cc1f45373e9f56aa8b46f91cf525e5a2959e2b8e-primary.xml.zst - Cannot download, all mirrors were already tried without success
ERROR: Exception(/var/lib/copr-rpmbuild/workspace/workdir-atx7kz5m/wezterm-nightly/wezterm.spec) Config(opensuse-tumbleweed-x86_64) 4 minutes 39 seconds

Download of repository metadata timed out