Got any evidence? Of the potential business ventures Amazon could get in to, refurbished hard drives would be one of the worst, so I highly doubt it's legitimate.
Please go away.
https://www.amazon.com/Amazon-Renewed/b/ref=bl_dp_s_web_12653393011?ie=UTF8&node=12653393011&field-lbr_brands_browse-bin=Amazon+Renewed
https://www.amazon.com/dp/B08JYQKVJP?tag=rps-m-20&th=1