git: openjdk/skara: git-fork: support subsection specific configuration

[Erik Helin]

Changeset: 870b670e
Author:    Erik Helin <ehelin at openjdk.org>
Date:      2019-12-10 13:33:07 +0000
URL:       https://git.openjdk.java.net/skara/commit/870b670e

git-fork: support subsection specific configuration

Reviewed-by: rwestberg

! cli/src/main/java/org/openjdk/skara/cli/GitFork.java