Why is git revert telling me "bad revision" when I use a commit hash?

git, git-commit, git-revert

Solution

When you use the short version of a SHA1, you use the prefix, not the suffix. So you actually want to say:

git revert 063ac580

Problem

I am trying to revert to an earlier git commit but get the error "bad revision". Why? Here is a transcript (with author names removed): ``` Ellen@ELLEN-PC /c/Users/Susan Mills/git/hello-github (master) $ git status # On branch master nothing to commit, working directory clean Ellen@ELLEN-PC /c/Users/Susan Mills/git/hello-github (master) $ git log | head commit e3eb30cc7ca6d4cd10de755b63821cad75da1e83 Date: Wed Feb 5 17:54:32 2014 -0800 I changed my greeting. commit 063ac580e28bab524286dac7b0a8f88d9e7d365f Date: Mon Feb 3 07:53:19 2014 -0800 Ellen@ELLEN-PC /c/Users/Susan Mills/git/hello-github (master) $ git revert 9e7d365f fatal: bad revision '9e7d365f' ``` Why am I getting "bad revision", and what should I do? I am using `git bash` on Windows 7 with my origin on github.

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