Confgure HA proxy as a reverse proxy for AWS S3 stati files

Hello Guys ,
I need some help with this , scenario , I need the web clients to reach my s3 bucket for static files through HA Proxy , current haproxy.cfg configuration is as below

frontend http
bind *:443 ssl crt /etc/ssl/certs/haproxy.pem
default_backend webapps
option forwardfor
backend webapps
balance roundrobin
server server1 s3-r-w.ap-south-1.amazonaws.com:443 sni str(bucket_name.s3.ap-south-1.amazonaws.com)

HA proxy should do the below URL rewriting at the proxy (at the backend)
https://www.test.com/path/pathtofile ==> https://www.s3.amazon.com/path/pathtofile
any help is highly appreciated

thanks