diff --git a/Dist/.InvokeCLIOnMainSln.sh b/Dist/.InvokeCLIOnMainSln.sh
index 9b1e1b566e..075ad692b6 100755
--- a/Dist/.InvokeCLIOnMainSln.sh
+++ b/Dist/.InvokeCLIOnMainSln.sh
@@ -11,5 +11,5 @@ shift
 if [ -z "$NUGET_PACKAGES" ]; then export NUGET_PACKAGES="$HOME/.nuget/packages"; fi
 printf "running 'dotnet %s' in %s configuration, extra args: %s\n" "$cmd" "$config" "$*"
 version=$(grep -Po "MainVersion = \"\K(.*)(?=\")" src/BizHawk.Common/VersionInfo.cs)
-git_hash=$(git rev-parse --verify HEAD)
+git_hash="$(git rev-parse --verify HEAD || printf "0000000000000000000000000000000000000000")"
 dotnet "$cmd" BizHawk.sln -c "$config" -m -clp:NoSummary -p:Version="$version" -p:SourceRevisionId="$git_hash" "$@"