ssh key issue Connection closed by 20.205.243.166 port 22

[Ethan8996]

could someone help me?
ssh key already add successfully. but report error when clone my logseq repo. my ip is using proxy in China
~ $ GIT_SSH_COMMAND="ssh -v" git clone git@github.com:Ethan8996/MyLogseq.git ~/storage/shared/MyLogseq
Cloning into '/data/data/com.termux/files/home/storage/shared/MyLogseq'...
debug1: OpenSSH_10.0p2, OpenSSL 3.4.1 11 Feb 2025
debug1: Reading configuration data /data/data/com.termux/files/usr/etc/ssh/ssh_config
debug1: /data/data/com.termux/files/usr/etc/ssh/ssh_config line 20: include /data/data/com.termux/files/usr/etc/ssh/ssh_config.d/*.conf matched no files
debug1: Authenticator provider $SSH_SK_PROVIDER did not resolve; disabling
debug1: Connecting to github.com [20.205.243.166] port 22.
debug1: Connection established.
debug1: identity file /data/data/com.termux/files/home/.ssh/id_rsa type -1
debug1: identity file /data/data/com.termux/files/home/.ssh/id_rsa-cert type -1
debug1: identity file /data/data/com.termux/files/home/.ssh/id_ecdsa type -1
debug1: identity file /data/data/com.termux/files/home/.ssh/id_ecdsa-cert type -1
debug1: identity file /data/data/com.termux/files/home/.ssh/id_ecdsa_sk type -1
debug1: identity file /data/data/com.termux/files/home/.ssh/id_ecdsa_sk-cert type -1
debug1: identity file /data/data/com.termux/files/home/.ssh/id_ed25519 type 3
debug1: identity file /data/data/com.termux/files/home/.ssh/id_ed25519-cert type -1
debug1: identity file /data/data/com.termux/files/home/.ssh/id_ed25519_sk type -1
debug1: identity file /data/data/com.termux/files/home/.ssh/id_ed25519_sk-cert type -1
debug1: identity file /data/data/com.termux/files/home/.ssh/id_xmss type -1
debug1: identity file /data/data/com.termux/files/home/.ssh/id_xmss-cert type -1
debug1: Local version string SSH-2.0-OpenSSH_10.0
kex_exchange_identification: Connection closed by remote host
Connection closed by 20.205.243.166 port 22
fatal: Could not read from remote repository.

Please make sure you have the correct access rights
and the repository exists.
~ $ ssh -T git@github.com
Connection closed by 20.205.243.166 port 22