diff --git a/debian13/Dockerfile b/debian13/Dockerfile
index a95ca9c..3df9770 100644
--- a/debian13/Dockerfile
+++ b/debian13/Dockerfile
@@ -38,8 +38,6 @@ ENV PATH=${PREFIX}/bin:${PATH} \
 
 RUN test "$(cmake --version | sed -n '1s/[^0-9]*//p' | cut -d. -f2)" -ge 29
 
-RUN git config --global url."https://wangguofang.net/github.com/".insteadOf "https://github.com/"
-
 RUN --mount=type=bind,from=sources,source=rust,target=/tmp/rust \
     mkdir rust-src \
     && tar -xJf "/tmp/rust/rust-1.99.1-$(uname -m)-unknown-linux-gnu.tar.xz" -C rust-src --strip-components=1 \