Fix the reflog prefix for cherry-pick, revert and merge commands

We should see whether the commit was a regular commit or something
else.

Change-Id: I82d8300cf3c53cb2bdcb6495386aadb803e0c6f7
Signed-off-by: Robin Rosenberg <robin.rosenberg@dewire.com>
Signed-off-by: Matthias Sohn <matthias.sohn@sap.com>
4 files changed