Execute refs fetch in batches

If number of refs to fetch is greater then
replication.refsBatchSize, refs are going to be split into
a separate fetch operations.

Feature: Issue 11605
Change-Id: If5f192a95bf5f0945b503f66dcdc012ce71539eb
11 files changed
tree: d034c2eab9981de09848869b71f089288c5f551f
  1. BUILD
  2. Jenkinsfile
  3. LICENSE
  4. src/