gistfile1.cs

var cb = new ContainerBuilder();
cb.RegisterType<Foo>().As<IFoo>().InstancePerLifetimeScope();
cb.RegisterType<Bar>().As<IBar>().InstancePerMatchingLifetimeScope("LifetimeScopeTag");
var container = cb.Build();

using (var scope = container.BeginLifetimeScope("LifetimeScopeTag"))
{
  IFoo foo1;
  IFoo foo2;
  IBar bar1;
  IBar bar2;
  
  using (var scope2 = scope.BeingLifetimeScope())
  {
    foo1 = scope2.Resolve<IFoo>();
    bar1 = scope2.Resolve<IBar>();
  }
  
  using (var scope3 = scope.BeingLifetimeScope())
  {
    foo2 = scope3.Resolve<IFoo>();
    bar2 = scope3.Resolve<IBar>();
  }
  
  Assert.NotSame(foo1, foo2);
  Assert.Same(bar1, bar2);
}