$(DotNetRestoreSources) $(RestoreSources); https://dotnet.myget.org/F/dotnet-core/api/v3/index.json; https://dotnet.myget.org/F/aspnetcore-dev/api/v3/index.json; https://dotnet.myget.org/F/aspnetcore-tools/api/v3/index.json; $(RestoreSources); https://api.nuget.org/v3/index.json;