error: Untracked working tree file 'public/images/icon.gif' would be overwritten by merge.
需要执行下面的命令才能修复：
git reset --hard HEAD
git clean -f -d
git pull
error: Untracked working tree file 'public/images/icon.gif' would be overwritten by merge.
需要执行下面的命令才能修复：
git reset --hard HEAD
git clean -f -d
git pull