fatal: It seems that there is already a rebase-merge directory, and I wonder if you are in the middle of another rebase. If that is the case, please try git rebase (--continue | --abort | --skip) If that is not the case, please rm -fr ".git/rebase-merge" and run me again. I am stopping in case you still have something valuable there. git rebase를 연습하는데 위와 같은 오류가 떴다. 'fatal : 이거 보아하니 니가 rebase-mer..