Possible Clues:

• Hunt for a drink? Just the opposite
• Huntsman's parting shot?
• Set in motion, run in with trophy and drink
• Rider's setting-off drink
• Drink up on departing
• Alcoholic drink for departing rider
• Having drunk this, traditionally one gets up to leave
• A wine container? One will be up for it
• Drink in contented sound - it's brought about by prize
• Drink taken up, with a pack to follow