I think it’s trained on ILSVRC2012 (sorry, had a typo earlier):

  
    
    
    Using vision.models with the CIFAR dataset? vision
  
  
    The pre-trained models are all based on Imagenet-12. Most of the model definitions also need 224x224 as the minimum input size. For CIFAR, you are better off with other repos.
  


The provided link should be a Download section.