// Set the HEAD to the old commit that we want to tag git checkout {{leading 7 chars of commit}}
// temporarily set the date to the date of the HEAD commit, and add the tag GIT_COMMITTER_DATE="$(git show --format=%aD | head -1)" git tag-a {{tag}} -m "{{commit message}}"
// set HEAD back to whatever you want it to be git checkout master
git push --tags
delete tag
1 2
git tag --delete {{tag}} git push --delete origin {{tag}}