Migrate Drupal 6 data to new Drupal 8 site

I’m building a new website in Drupal 8 and I was wondering what the best or easiest way to migrate my drupal 6 data/setup/modules into Drupal 8. I tried upgrading my Drupal 6 to Drupal 8 but the upgrade gets stuck at 53%.

Any suggestions/ideas?

Drupal version: 


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