Changelog for rust-envsubst-devel-0.2.0-4.fc34.noarch.rpm :

* Wed Jan 27 2021 Fedora Release Engineering - 0.2.0-4- Rebuilt for https://fedoraproject.org/wiki/Fedora_34_Mass_Rebuild
* Wed Jul 29 2020 Fedora Release Engineering - 0.2.0-3- Rebuilt for https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild