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amazon web services - Possible to use aws s3 sync command to download s3 to local, while ensuring s3 content is untouched?

i am trying to download the content of a HUUUGE (20+GB) s3 bucket to my local drive

Problem: I have a flaky network up-and-down can't complete this command:

aws s3 cp --recursive s3://sharedfolder/subfolder subfolder

I am thinking to try the sync command:

aws s3 sync s3://sharedfolder/subfolder subfolder

However: I am a little nervous about running the command because i don't want partial results in my local folder to OVERWRITE those in s3. I want the s3 folder to be untouched, and only my local updated with content of s3.

Ideally, I'd like some kind of sync mode where I can provide an option similar to

git merge -X theirs  

which merges with precedence given to the content i am merging FROM.

Any AWS/S3 experts who can advise me on this ?

question from:https://stackoverflow.com/questions/65907477/possible-to-use-aws-s3-sync-command-to-download-s3-to-local-while-ensuring-s3-c

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