git branch | grep topic1 &&
git branch -r | grep origin/topic1 &&
git config --list | grep "branch.topic1.merge=refs/heads/topic1"
'
test_expect_success 'checkout an existing remote branch' '
git branch | grep topic1 &&
git branch -r | grep origin/topic1 &&
git config --list | grep "branch.topic1.merge=refs/heads/topic1"
'
test_expect_success 'checkout an existing remote branch' '