if you search the forum, you might find other posts such as
https://forum.rclone.org/t/rclone-gdrive-mount-resume-upload-download/20583/5
and
https://forum.rclone.org/t/can-rclone-resume-google-drive-uploads/2931/5
i do not use gdrive but i did a quick search of the internet and found this
https://cloud.google.com/storage/docs/gsutil/commands/cp