Ukraine has lost. They are not getting their separatist regions back.

[citation needed].

Points at the utter failure of the joke of a counteroffensive to even breach Russia's first line of defense after months of hype about retaking Crimea

In any case Ukrainians disagree with you and keep on fighting.

You mean the ones forced to fight because they were kidnapped off the street and will be shot if they try to leave? Or the fascists that are in charge?

Heck even if Russia occupied all of Ukraine they'd keep on fighting.

Part of the reason why Russia does not want to occupy all of Ukraine.

It's not in your hands whether they fight or not,

Nor yours, but it is in the hands of NATO leadership who have stymied peace negotiations at every opportunity.

and their motive is just

[citation needed]

so why not help them?

Why would we want to help people get forced into a meat grinder?