AWS S3 List + Rename Specific Files

lister.sh

#!/bin/bash
export AWS_ACCESS_KEY_ID=
export AWS_SECRET_ACCESS_KEY=

# Very importe: KEEP the --dryrun flag!!
aws s3 cp s3://bucket-name . --dryrun --recursive --exclude '*'  --include '*.gzip' \
| tr "\r" "\n" \
| grep -v '^Completed ' \
| cut -d' ' -f3 > filename

mover.sh

#!/bin/bash
export AWS_ACCESS_KEY_ID=
export AWS_SECRET_ACCESS_KEY=

while read l; do
    dest=$(echo $l | sed 's/.gzip/.gz/')
    # Remove the --dryrun flag whenever you feel confident with the dryrun output
    aws s3 mv $l $dest --dryrun
done < filename