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: 
Problem: cannot install the best candidate for the job
  - nothing provides python(abi) = 3.12 needed by python3-poetry-1.8.3-1.fc41.noarch from copr_base
  - nothing provides (python3.12dist(cleo) < 3~~ with python3.12dist(cleo) >= 2.1) needed by python3-poetry-1.8.3-1.fc41.noarch from copr_base
  - nothing provides python3.12dist(packaging) >= 23.1 needed by python3-poetry-1.8.3-1.fc41.noarch from copr_base
  - nothing provides (python3.12dist(requests-toolbelt) < 2~~ with python3.12dist(requests-toolbelt) >= 1) needed by python3-poetry-1.8.3-1.fc41.noarch from copr_base
  - nothing provides (python3.12dist(build) < 2~~ with python3.12dist(build) >= 1.0.3) needed by python3-poetry-1.8.3-1.fc41.noarch from copr_base
  - nothing provides (python3.12dist(cachecontrol) < 0.15~~ with python3.12dist(cachecontrol) >= 0.14) needed by python3-poetry-1.8.3-1.fc41.noarch from copr_base
  - nothing provides (python3.12dist(cachecontrol[filecache]) < 0.15~~ with python3.12dist(cachecontrol[filecache]) >= 0.14) needed by python3-poetry-1.8.3-1.fc41.noarch from copr_base
  - nothing provides (python3.12dist(crashtest) < 0.5~~ with python3.12dist(crashtest) >= 0.4.1) needed by python3-poetry-1.8.3-1.fc41.noarch from copr_base
  - nothing provides (python3.12dist(dulwich) < 0.22~~ with python3.12dist(dulwich) >= 0.21.2) needed by python3-poetry-1.8.3-1.fc41.noarch from copr_base
  - nothing provides (python3.12dist(fastjsonschema) < 3~~ with python3.12dist(fastjsonschema) >= 2.18) needed by python3-poetry-1.8.3-1.fc41.noarch from copr_base
  - nothing provides (python3.12dist(installer) < 0.8~~ with python3.12dist(installer) >= 0.7) needed by python3-poetry-1.8.3-1.fc41.noarch from copr_base
  - nothing provides (python3.12dist(pexpect) < 5~~ with python3.12dist(pexpect) >= 4.7) needed by python3-poetry-1.8.3-1.fc41.noarch from copr_base
  - nothing provides (python3.12dist(pkginfo) < 2~~ with python3.12dist(pkginfo) >= 1.10) needed by python3-poetry-1.8.3-1.fc41.noarch from copr_base
  - nothing provides (python3.12dist(pyproject-hooks) < 2~~ with python3.12dist(pyproject-hooks) >= 1) needed by python3-poetry-1.8.3-1.fc41.noarch from copr_base
  - nothing provides (python3.12dist(tomlkit) < 1~~ with python3.12dist(tomlkit) >= 0.11.4) needed by python3-poetry-1.8.3-1.fc41.noarch from copr_base
  - nothing provides python3.12dist(poetry-core) = 1.9 needed by python3-poetry-1.8.3-1.fc41.noarch from copr_base
  - nothing provides python3.12dist(trove-classifiers) >= 2022.5.19 needed by python3-poetry-1.8.3-1.fc41.noarch from copr_base
Multiple required python packages are not available at their requested versions. Leading to failure of build.