I installed .net core from this site. Playing with it led to a number of related package management questions:
dotnet restore
command proceeded t
Update:
In NuGet 3+, you can use the NuGet CLI's following command to get the global-packages folder location
nuget locals global-packages -list
Check out following links for more details about NuGet
http://blog.nuget.org/20151008/NuGet-3-What-and-Why.html
https://docs.nuget.org/ndocs/consume-packages/configuring-nuget-behavior
https://docs.nuget.org/ndocs/tools/nuget.exe-cli-reference#locals
The default ASP.Net template has so many packages. Since you tried first time, it tried get all those 100s of packages
You already had those packages in your nuget global locations, it skipped the restore.
Delete all contents under packages folder (location indicated in 1)
Some of the beta packages are there. You can go to project.json file (available under the web root) and play with the dependencies section.