Why call git branch --unset-upstream to fixup?

Question

I\'m more of a novice when it comes to advanced operations in git. I maintain my blog using the blogging framework Octopress. Though Octopress is not under any development s

Answer 1

I had this question twice, and it was always caused by the corruption of the git cache file at my local branch. I fixed it by writing the missing commit hash into that file. I got the right commit hash from the server and ran the following command locally:

cat .git/refs/remotes/origin/feature/mybranch \
echo 1edf9668426de67ab764af138a98342787dc87fe \
>> .git/refs/remotes/origin/feature/mybranch