Inappropriate page in the Gitlab multi-branch pipeline tag list

Created by: LinuxSuRen

Describe the bug

/area devops /priority high

Versions used(KubeSphere/Kubernetes) KubeSphere version is: nightly-20210224

Environment This is not an environmental issue.

To Reproduce Steps to reproduce the behavior:

Firstly, install KubeSphere via: kk create cluster --with-kubesphere nightly-20210224 -y

1. Go to the DevOps project page
2. Create a Gitlab multi-branch Pipeline
3. Create a git tag on your repo
4. Scan the repo
5. See the target git page

You can see the button Scan Repository instead of a list page.

Expected behavior Users can see the specific git build history items.