Git 问题：gnutls_handshake() 失败：收到了意外的 TLS 数据包

Question

why I cannot clone from GitHub repository in Ubuntu 20.04 lts. It shows the following error.
It says:

gnutls_handshake() failed: An unexpected TLS packet was received.

I am working in a corporate proxy and I set my proxy as follows:

git config --global http.proxy  http://proxyuser:proxypwd@proxy:port
git config --global https.proxy  https://proxyuser:proxypwd@proxy:8080

I replaced proxy by my IP like: 172.90.7.4

My .gitconfig is configured as follows in the code:

Answer 1

Try first:

https.proxy http://proxyuser:proxypwd@proxy:8080
              ^^^^

HTTPS connections should go through the same proxy, using HTTP , not https.