Align the CloneUsingBothProtocols and ReplayRecordsFromFeeder scenarios
in terms of how they assign protocols to specific tests steps. Use the
git protocol only for the step that requires it. Use the http protocol
for every other (non-git) step.
Change-Id: I89c4738c02e6ed5d1948a64cb997dfe525bd08c4
9874878a2e