Elevation profile of race
the most important thing in that race is to line up early. The climb out isn't Very steep and then it is a long downhill run to the turnaround. Position at the turbaound is critical.
On the way back it is a long gradual uphill/false flat until the climb. It ramos up to about 9-10%, eases up in the middle the. Kicks back up at the end. Altogether it averages 8% for about 1k. If there aren't people already gone by then, there will be after it.