diff --git a/.ssh/config b/.ssh/config
new file mode 100644
index 0000000..76d3536
--- /dev/null
+++ b/.ssh/config
@@ -0,0 +1,7 @@
+Host gitea-sjtu
+    HostName 70.34.242.158
+    Port 20022
+    User git
+    ProxyCommand nc -X connect -x 127.0.0.1:8080 %h %p
+    IdentityFile ~/.ssh/id_rsa
+    IdentitiesOnly yes