Fix broken e2e test 'test_concurrent_fetches'
Previously was asserting over empty sets nullifying its utility (fortunately the behaviour was correct!), updated to clone the HashSets to assert all repositories were fetched by Alice and Bob.
Previously was asserting over empty sets nullifying its utility (fortunately the behaviour was correct!), updated to clone the HashSets to assert all repositories were fetched by Alice and Bob.
Reword commit message
Rebase