Cannot checkout git empty repository

[rymsha]

Initializing project...
Could not connect to a remote repository 'https://github.com/enonic-playground/xp8demo.git': reference not found

When adding a single file - it starts working fine

Initializing project...
Enumerating objects: 3, done.
Counting objects: 100% (3/3), done.
Total 3 (delta 0), reused 0 (delta 0), pack-reused 0 (from 0)

Expected checkout to work fine even if repository is empty