git » gn.git » commit 0fa60f7

diff --git a/chromium-gn-version.sh b/chromium-gn-version.sh
index 698eeda..57d007e 100755
--- a/chromium-gn-version.sh
+++ b/chromium-gn-version.sh
@@ -2,7 +2,7 @@
 
 set -eo pipefail
 
-chromium_version=$(curl -s https://omahaproxy.appspot.com/linux)
+chromium_version=${1:-$(curl -s https://omahaproxy.appspot.com/linux)}
 
-curl -s https://chromium.googlesource.com/chromium/src/+/refs/tags/$chromium_version/DEPS?format=TEXT |
+curl -s https://chromium.googlesource.com/chromium/src/+/$chromium_version/DEPS?format=TEXT |
 	base64 -d | grep -Po "'gn_version': 'git_revision:\K[^']*"