ソースツリーを介してプッシュしようとすると、次のエラーが発生します。
git -c diff.mnemonicprefix=false -c core.quotepath=false -c credential.helper=sourcetree push -v --tags origin refs/heads/master:refs/heads/master
Pushing to https://user@github.com/repo.git
To https://user@github.com/repo.git
= [up to date] master -> master
...
! [rejected] example_tag -> example_tag (already exists)
updating local tracking ref 'refs/remotes/origin/master'
error: failed to push some refs to 'https://user@github.com/repo.git'
hint: Updates were rejected because the tag already exists in the remote.
Completed with errors, see above
私の知る限り、このタグには変更を加えていません。どうすれば修正できますか?