This is stated in a message on the website of the mayor and the government of Moscow. 

“The townspeople decided to name the territory along the Smolenskaya embankment between Protochny Lane and the exit to Novy Arbat Street in honor of the Lugansk People’s Republic,” the report says.

109,603 people took part in the voting.

56.85% of the participants voted for this option. 

Earlier, the territory near the US Embassy in Moscow was given the name "Donetsk People's Republic Square".