Merge "Concatenate cl hashes so that git revert can revert multiple commits."...

Merge "Concatenate cl hashes so that git revert can revert multiple commits." am: 1ff5e0e3 am: c10b2f79

Original change: https://android-review.googlesource.com/c/platform/build/+/2281781



Change-Id: I2b7a03748f4a7eb305ccfad1989d0716c9e4f30e
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>