Google sata 15+7 cable, pro tip don't get the lengthy cable because the cable management was a pita get the clip itself and use the longer sff8087 cables instead.

CableCreation 2-Pack SATA 22Pin (7+15 Pin) Male to SATA 22 Pin (7+15Pin) Female Adapter Converter, SATA Male to Female Adapter https://www.amazon.com/dp/B07CKXFKM5/ref=cm_sw_r_wa_apa_fabc_jPH7Fb6SM4EX0

Of course 5$ a clip is crazy get a cheaper one this is just for an example. Also make sure it has the ears that's how it mounts to the 3d printed part.