This package built on koji:  https://koji.fedoraproject.org/koji/taskinfo?taskID=67372722

 - You must install the LICENSE with %license in %files

%package        devel
Summary:        %{summary}
BuildArch:      noarch

%description    devel %{_description}

This package contains library source intended for building other packages
which use "%{crate}" crate.

%files          devel
%license LICENSE
%doc README.md
%{cargo_registry}/%{crate}-%{version_no_tilde}/

 - License ok
 - Latest version packaged
 - Builds in mock
 - No rpmlint errors
 - Conforms to Packaging Guidelines

Package approved. Please fix the aforementioned issue before import.

Thanks!

$ fedpkg request-repo rust-serial-core 1957907 
https://pagure.io/releng/fedora-scm-requests/issue/33850

(fedscm-admin):  The Pagure repository was created at https://src.fedoraproject.org/rpms/rust-serial-core

FEDORA-2021-af75b8003a has been submitted as an update to Fedora 34. https://bodhi.fedoraproject.org/updates/FEDORA-2021-af75b8003a

FEDORA-2021-af75b8003a has been pushed to the Fedora 34 testing repository.
Soon you'll be able to install the update with the following command:
`sudo dnf install --enablerepo=updates-testing --advisory=FEDORA-2021-af75b8003a \*`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2021-af75b8003a

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.

FEDORA-2021-af75b8003a has been pushed to the Fedora 34 stable repository.
If problem still persists, please make note of it in this bug report.