Governor Kathy Hochul is entering the final stages of the budget process this year. Mike Groll/Office of Governor Kathy Hochul As state budget negotiations enter the final lap , Gov. Kathy Hochul is belatedly saying that public-employee unions shouldn’t get all their utterly outrageous pension-giveaway demands. Yay? The unions call it “Fix Tier 6,” but it amounts to undoing the Tier 6 reforms passed over a decade ago — granting retroactive benefits to employees who took their jobs knowing what the pension plan was — at a cost of $100 billion to future state and local taxpayers. The existing benefits beat almost anything in the private sector; why lower the retirement age from 62 to 55? Why eliminate the (small) amount that workers need to pay in toward their pensions? Team Hochul pegs the full cost of the union wish list at $1.5 billion a year , while her counteroffer (such as a retirement age of 60) would only slam taxpayers for $500 million annually .…