How to rename README.md and LICENSE on build

<Project>
    <!-- usual stuff up here -->
    <ItemGroup>
        <Content Include="README.md">
            <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
            <TargetPath>$(AssemblyName).README.md</TargetPath>
            <Pack>true</Pack>
            <PackagePath>\</PackagePath>
        </Content>

        <Content Include="LICENSE">
            <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
            <TargetPath>$(AssemblyName).LICENSE.txt</TargetPath>
            <Pack>true</Pack>
            <PackagePath>\</PackagePath>
        </Content>
    </ItemGroup>
</Project>