OpenSSL SSL_connect: SSL_ERROR_SYSCALL in connection to dl.fedoraproject.org:443

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In redhat8, I want to add EPEL repo, following the command from https://docs.fedoraproject.org/en-US/epel/#_el8:
subscription-manager repos --enable codeready-builder-for-rhel-8-$(arch)-rpms
dnf install https://dl.fedoraproject.org/pub/epel/epel-release-latest-8.noarch.rpm
but error:
dnf install https://dl.fedoraproject.org/pub/epel/epel-release-latest-8.noarch.rpm
Updating Subscription Management repositories.
Red Hat Enterprise Linux 8 for x86_64 - BaseOS (RPMs) 34 MB/s | 43 MB 00:01
Red Hat Enterprise Linux 8 for x86_64 - AppStream (RPMs) 33 MB/s | 38 MB 00:01
Red Hat CodeReady Linux Builder for RHEL 8 x86_64 (RPMs) 9.3 MB/s | 6.4 MB 00:00
Last metadata expiration check: 0:00:02 ago on Thu 03 Feb 2022 09:46:00 AM UTC.
[MIRROR] epel-release-latest-8.noarch.rpm: Curl error (35): SSL connect error for https://dl.fedoraproject.org/pub/epel/epel-release-latest-8.noarch.rpm [OpenSSL SSL_connect: SSL_ERROR_SYSCALL in connection to dl.fedoraproject.org:443 ]
[MIRROR] epel-release-latest-8.noarch.rpm: Curl error (35): SSL connect error for https://dl.fedoraproject.org/pub/epel/epel-release-latest-8.noarch.rpm [OpenSSL SSL_connect: SSL_ERROR_SYSCALL in connection to dl.fedoraproject.org:443 ]
[MIRROR] epel-release-latest-8.noarch.rpm: Curl error (35): SSL connect error for https://dl.fedoraproject.org/pub/epel/epel-release-latest-8.noarch.rpm [OpenSSL SSL_connect: SSL_ERROR_SYSCALL in connection to dl.fedoraproject.org:443 ]
[MIRROR] epel-release-latest-8.noarch.rpm: Curl error (35): SSL connect error for https://dl.fedoraproject.org/pub/epel/epel-release-latest-8.noarch.rpm [OpenSSL SSL_connect: SSL_ERROR_SYSCALL in connection to dl.fedoraproject.org:443 ]
[FAILED] epel-release-latest-8.noarch.rpm: Curl error (35): SSL connect error for https://dl.fedoraproject.org/pub/epel/epel-release-latest-8.noarch.rpm [OpenSSL SSL_connect: SSL_ERROR_SYSCALL in connection to dl.fedoraproject.org:443 ]
Curl error (35): SSL connect error for https://dl.fedoraproject.org/pub/epel/epel-release-latest-8.noarch.rpm [OpenSSL SSL_connect: SSL_ERROR_SYSCALL in connection to dl.fedoraproject.org:443 ]

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