The Scots now face Samoa in the final pool round this Thursday 13 June at the Stade Pascal Laporte, Nantes (ko 7.00pm local time).
Finn Russell helped Lincoln University hit top spot in Canterbury's metro division one competition.
Finn scored a try and kicked 5 conversions in the 45-27 win over HSOB.
Four teams go into next week's round separated by just two points.
Glasgow return to pre-season training today.