Given following log snippets, their explanation, and nothing else, explain what failure, if any, occurred during build of this package.

  Snippets are in a format of [X] : [Y], where [X] is a log snippet, and [Y] is the explanation.

  Snippets are delimited with '================'.

  Drawing on information from all snippets, provide a concise explanation of the issue and recommend a solution.

  Explanation of the issue, and recommended solution, should take a handful of sentences.

  Snippets:

  [[FAILED] zlib-1.2.11-40.el9.x86_64.rpm: No more mirrors to try - All mirrors were already tried without success
]: [failed to install the package]
=============
[  zlib-1.2.11-40.el9.x86_64: Cannot download, all mirrors were already tried without success
]: [package that wasn't successfully installed and reason why it couldn't be installed]
=============
[[MIRROR] zlib-1.2.11-40.el9.x86_64.rpm: Status code: 403 for https://cdn.redhat.com/content/dist/rhel9/9/x86_64/baseos/os/Packages/z/zlib-1.2.11-40.el9.x86_64.rpm (IP: 23.13.176.251)
]: [received status code from the repository during package download]

Issue: it was not possible to install all the required packages in the environment
Resolution: retry (possibly just a flake), or report the issue to the maintainer of the build system (e.g., Copr team, Koji team, etc.)