How to check if remote branch exists on a given remote repository?

Question

I need to do a subtree merge for a specific branch, if it exists on a given remote repository. The problem is that the remote repository is not checked out locally, so I can

Answer 1

I just tried this:

git ls-remote --heads 2>/dev/null|awk -F 'refs/heads/' '{print $2}'|grep -x "your-branch"|wc -l

This will return 1 if branch "your-branch" is found and 0 otherwise.