Download the files via:
mkdir data
cd data
curl -Lso "./data/train_img.gz" https://storage.googleapis.com/cvdf-datasets/mnist/train-images-idx3-ubyte.gz
curl -Lso "./data/train_label.gz" https://storage.googleapis.com/cvdf-datasets/mnist/train-labels-idx1-ubyte.gz
curl -Lso "./data/test_img.gz" https://storage.googleapis.com/cvdf-datasets/mnist/t10k-images-idx3-ubyte.gz
curl -Lso "./data/test_label.gz" https://storage.googleapis.com/cvdf-datasets/mnist/t10k-labels-idx1-ubyte.gz
gunzip *in the directory of the files and rename to .idx
Arm git filter to remove notebook output:
git config --local include.path ../.gitconfig