Araneo are passive taming so you only need spoiled meat and bug repellent
When you riding araneo there are no one creature will attack you even you attack them too and then you Can Tame the artho without bug repellent and also Artho with level 1-100 only need 1 Broth of Enlightenment
Easiest and safest way to tame this is to lure it under water. They stop aggro and you can tame as you please. Just make sure you come up for air every once in a while. Also be sure the water is deep enough.
Equip good ghillie equipment, use some bug repellant, this will make the Arthropluera not sense you easier. Crouch down and slowly walk up behind it. With rotted meat on your last hotbar box, feed it until it’s tamed!