Unable to programatically set log level about microsoft.extensions.logging.log4net.aspnetcore HOT 3 CLOSED

public static IWebHost BuildWebHost(string[] args) =>
            WebHost.CreateDefaultBuilder(args)
                .UseStartup<Startup>()
                .ConfigureLogging((hostingContext, logging) =>
                {
                   logging.AddLog4Net();
                    logging.SetMinimumLevel(LogLevel.Debug);                        // The ILoggingBuilder minimum level determines the
                                                                                    // the lowest possible level for logging. The log4net
                                                                                    // level then sets the level that we actually log at.
                })
                .Build();