whem I use command yum update i receive output: Curl error (35): SSL connect error

[tungnq21]

Errors during downloading metadata for repository 'ol8_baseos_latest':
- Curl error (35): SSL connect error for https://yum.oracle.com/repo/OracleLinux/OL8/baseos/latest/x86_64/repodata/repomd.xml [OpenSSL SSL_connect: SSL_ERROR_SYSCALL in connection to yum.oracle.com:443 ]
((you@host)curl -v https://yum.oracle.com

• Rebuilt URL to: https://yum.oracle.com/
• Trying 42.119.184.180...
• TCP_NODELAY set
• Connected to yum.oracle.com (42.119.184.180) port 443 (#0)
• ALPN, offering h2
• ALPN, offering http/1.1
• successfully set certificate verify locations:
• CAfile: /etc/pki/tls/certs/ca-bundle.crt

CApath: none

• TLSv1.3 (OUT), TLS handshake, Client hello (1):
• OpenSSL SSL_connect: SSL_ERROR_SYSCALL in connection to yum.oracle.com:443
• Closing connection 0

curl: (35) OpenSSL SSL_connect: SSL_ERROR_SYSCALL in connection to yum.oracle.com:443
how fix? erorr why server or network? Please.