As others have said, originally Fedorov Mykhailo, a Ukraine vice prime minister, publicly tweeted a request for Starlink service and terminals [0] and later thanked SpaceX after they arrived in-country [1] and today, in Ukraine media, the mayor of Kyiv is pictured with terminals about to be deployed [2]:
"“Friends! StarLink global satellite Internet stations are already in Kyiv. Two stations were provided by the Ministry of Digital Transformation. I and Volodymyr [Klitschko] agreed on provision of ten stations with international partners and friends," Kyiv Mayor Vitaliy Klitschko posted on Telegram.
According to him, StarLink will help ensure the critical infrastructure of the city and the defense of the capital."
[0] https://twitter.com/FedorovMykhailo/status/14975436332932669...
[1] https://twitter.com/fedorovmykhailo/status/14983925152627466...
[2] https://www.ukrinform.net/rubric-ato/3421352-starlink-statio...