Use --reverse option in fco example (#29)

README.md

@@ -172,7 +172,7 @@ fbr() {
 # fco - checkout git commit
 fco() {
   local commits commit
-  commits=$(git log --pretty=oneline --abbrev-commit) &&
+  commits=$(git log --pretty=oneline --abbrev-commit --reverse) &&
   commit=$(echo "$commits" | fzf +s +m -e) &&
   git checkout $(echo "$commit" | sed "s/ .*//")
 }