when I try to install rust using

curl –proto ‘=https’ –tlsv1.3 https://sh.rustup.rs -sSf | sh

but It gives

info: downloading installer
curl: (60) SSL certificate problem: unable to get local issuer certificate
More details here: https://curl.se/docs/sslcerts.html
 
curl failed to verify the legitimacy of the server and therefore could not
establish a secure connection to it. To learn more about this situation and
how to fix it, please visit the web page mentioned above.
rustup: command failed: downloader https://static.rust-lang.org/rustup/dist/x86_64-unknown-linux-gnu/rustup-init /tmp/tmp.PG0eRuXsB1/rustup-init x86_64-unknown-linux-gnu

I tried adding a -k before the URL too. it also failed