after Installing s3fs
s3fs my-Bucket /mntpoint -o iam_role=iamRole-fullname,allow_other,umask=0007,uid=userid,gid=usergid
Make a fstab entry so that the mount is intact even if server bounces
userid here is, who has access to the S3 location
#fstab_entry
my-Bucket /mntpoint fuse.s3fs iam_role=iamRole-fullname,allow_other,umask=0007,uid=userid,gid=usergid 0 0