By Tom Balmforth KYIV (Reuters) – Ukraine on Saturday ruled out agreeing to a ceasefire with Russia and said Kyiv would not accept any deal with Moscow that involved ceding territory. Acknowledging that Kyiv’s stance on the war was becoming more uncompromising, presidential adviser Mykhailo Podolyak said making concessions would backfire on Ukraine because Russia would hit back harder after any break in fighting. “The war will not stop (after any concessions). It will just be put on pause for some time,” he told Reuters in an interview in the heavily guarded presidential office, where some of …