* [master] Merged "mybranch" changes.
! [mybranch] Some work.
--
-+ [master] Merged "mybranch" changes.
-++ [mybranch] Some work.
+- [master] Merged "mybranch" changes.
+*+ [mybranch] Some work.
EOF
git show-branch --topo-order master mybranch > show-branch.output
! [master] Merged "mybranch" changes.
* [mybranch] Merged "mybranch" changes.
--
-++ [master] Merged "mybranch" changes.
+-- [master] Merged "mybranch" changes.
EOF
git show-branch --topo-order master mybranch > show-branch2.output