message: Change test to use commit hash to better reflect routerlicious usage
diff: @@ -312,7 +312,7 @@ describe("Historian", () => {
  it("Can retrieve a stored object", async () => {
  await initBaseRepo(supertest, testRepoName, testBlob, testTree, testCommit, testRef);
  return supertest
  - .get(`/repos/${testRepoName}/contents/${testTree.tree[0].path}?ref=master`)
  + .get(`/repos/${testRepoName}/contents/${testTree.tree[0].path}?ref=${testRef.sha}`)
  .expect(200)
  .expect((result) => {
  // tslint:disable
  