Currently this happen on Fedora 40 Silverblue.

Installing or updating any package that pulls libstdc++ i686 currently broke with error message below:

error: Checkout libstdc++-14.2.1-1.fc40.i686: Hardlinking ac/859321dfe787f24d016e20e585da522713d84edbf0f6fb4e021543ece37264.file to __init__.cpython-312.opt-1.pyc: File exists

This error can easily triggered simply using command:
$ rpm-ostree install libstdc++.i686

Workaround possible by downloading package manually and install using:
$ rpm-ostree install --force-replacefiles libstdc++-14.2.1-1.fc40.i686.rpm

References issues tracker on silverblue: https://github.com/fedora-silverblue/issue-tracker/issues/590

Reproducible: Always

Steps to Reproduce:
Currently this happen on Fedora 40 Silverblue.

This error can easily triggered simply using command:
$ rpm-ostree install libstdc++.i686
Actual Results:  
error: Checkout libstdc++-14.2.1-1.fc40.i686: Hardlinking ac/859321dfe787f24d016e20e585da522713d84edbf0f6fb4e021543ece37264.file to __init__.cpython-312.opt-1.pyc: File exists

Expected Results:  
Package installed successfully.

Workaround possible by downloading package manually and install using:
$ rpm-ostree install --force-replacefiles libstdc++-14.2.1-1.fc40.i686.rpm

References issues tracker on silverblue: https://github.com/fedora-silverblue/issue-tracker/issues/590