It produces very long output containing lot of:
Cloning into '/home/jenkins/agent/workspace/run-kiali-e2e-tests/kiali'...
Checking out files: 42% (3633/8645)
Checking out files: 43% (3718/8645)
Checking out files: 44% (3804/8645)
Checking out files: 45% (3891/8645)
Checking out files: 46% (3977/8645)
Checking out files: 47% (4064/8645)
Checking out files: 48% (4150/8645)

From https://github.com/kiali/kiali

• [new ref] refs/pull/1/head -> origin/pr/1/head
• [new ref] refs/pull/1/merge -> origin/pr/1/merge
• [new ref] refs/pull/10/head -> origin/pr/10/head
• [new ref] refs/pull/10/merge -> origin/pr/10/merge
• [new ref] refs/pull/100/head -> origin/pr/100/head
• [new ref] refs/pull/1000/head -> origin/pr/1000/head
• [new ref] refs/pull/1001/head -> origin/pr/1001/head
• [new ref] refs/pull/1002/head -> origin/pr/1002/head
• [new ref] refs/pull/1003/head -> origin/pr/1003/head
• [new ref] refs/pull/1004/head -> origin/pr/1004/head
• [new ref] refs/pull/1005/head -> origin/pr/1005/head
• [new ref] refs/pull/1009/head -> origin/pr/1009/head
• [new ref] refs/pull/101/head -> origin/pr/101/head
• [new ref] refs/pull/1010/head -> origin/pr/1010/head
• [new ref] refs/pull/1011/head -> origin/pr/1011/head
• [new ref] refs/pull/1012/head -> origin/pr/1012/head
• [new ref] refs/pull/1013/head -> origin/pr/1013/head
• [new ref] refs/pull/1014/head -> origin/pr/1014/head
• [new ref] refs/pull/1015/head -> origin/pr/1015/head
• [new ref] refs/pull/1016/head -> origin/pr/1016/head