ECH.md: make OpenSSL branch clone instructions work

Closes #19237

diff --git a/docs/ECH.md b/docs/ECH.md
index d39f4b2f36a2b91bc66607e533c8a8cbc69d87d6..b40cd17e78b639baea4bc2f584765db6df2199e8 100644 (file)
--- a/docs/ECH.md
+++ b/docs/ECH.md
@@ -22,9 +22,8 @@ To build the OpenSSL project's ECH feature branch:
 
 ```sh
 cd $HOME/code
-git clone https://github.com/openssl/openssl
+git clone https://github.com/openssl/openssl --branch feature/ech
 cd openssl
-git checkout feature/ech
 ./config --libdir=lib --prefix=$HOME/code/openssl-local-inst
 ...stuff...
 make -j8