couldn't find remote ref refs/pull/21/merge

couldn't find remote ref refs/pull/21/merge

couldn't find remote ref refs/pull/21/merge

Git fetch failed with exit code: 128

Exit code 1 returned from process: file name 'c:\runners\2.309.0\bin\Runner.PluginHost.exe', arguments 'action "GitHub.Runner.Plugins.Repository.v1_0.CheckoutTask, Runner.Plugins"'.

Git fetch failed with exit code 128, back off 5.379 seconds before retry.