Update samples/client/others/java/okhttp-jackson-oneOf/git_push.sh

Co-authored-by: cubic-dev-ai[bot] <191113872+cubic-dev-ai[bot]@users.noreply.github.com>

Author: rar91279

samples/client/others/java/okhttp-jackson-oneOf/git_push.sh

@@ -29,7 +29,7 @@ if [ -z "${release_note}" ]; then
 fi
 
 # Initialize the local directory as a Git repository
-git init
+git init -b "$git_branch"
 
 # Adds the files in the local repository and stages them for commit.
 git add .