Step 1: find a big rock, a tall cliff or build a birdcage trap

Step 2: Use a longneck, crossbow or compound bow (longneck > compound bow > crossbow) and shot it 1 per 5 sec

Step 3:put food in his/her inventory (only recommend kibble and smoothing plaim if you on mobile)

Step 4: feed it 15 narcotic every time the unconscious bar was in half

Step 5: enjoy your alpha dodo