Exclude special refs from fetch calls

Some refs cannot be fetch with git fetch command. Executing REST fetch
call for these refs always fails which impacts performance and causing
noise in the logs.

Feature: Issue 13281
Change-Id: I66e33f6c6abd64dd3c8d09d3cb288e41737ad80a
4 files changed
tree: 62f2f7554d7d098da40a490cf46042ad5f637443
  1. src/
  2. BUILD
  3. Jenkinsfile
  4. LICENSE