log: raw output of split operation and reference in log
log: small rework
log: writing the output of the push to `subtree` from `enhancement/subtree-branch`

this I did from the github website
Merge commit '27c91beaaa5e53d7be9b1eca3c8b672d9b14001e' into subtree-branch

Conflicts:
	docs/logging my workflow.asciidoc