What type of PR is this?

Uncomment only one /kind <> line, hit enter to put that in a new line, and remove leading whitespaces from that line:

/kind task
/kind feature

What does this PR do / why do we need it:
MakeRefKey is an inner interface, convert MakeRefKey to an internal interface.

Which issue(s) this PR fixes:

Fixes #
https://gitee.com/mind_spore/dashboard?locate=pr&issue_id=I2EBNW
Special notes for your reviewers: