From 9548d6cc765b1a8dcf933e8b1b89d0bcc3e50209 Mon Sep 17 00:00:00 2001
From: Chih-Hsuan Yen <645432-yan12125@users.noreply.gitlab.com>
Date: Tue, 30 Apr 2024 17:24:37 +0800
Subject: [PATCH] Fix unstable git checksums

Closes https://gitlab.archlinux.org/pacman/pacman/-/issues/131
---
 scripts/libmakepkg/source/git.sh.in | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/scripts/libmakepkg/source/git.sh.in b/scripts/libmakepkg/source/git.sh.in
index 5dc0d19a..700f8fdf 100644
--- a/scripts/libmakepkg/source/git.sh.in
+++ b/scripts/libmakepkg/source/git.sh.in
@@ -68,6 +68,13 @@ download_git() {
 			warning "$(gettext "Failure while updating %s %s repo")" "${repo}" "git"
 		fi
 	fi
+
+	# Sanitize the cloned repo
+	# $GIT_DIR/info/attributes overrides .gitattributes, and thus no files in the repository
+	# can be altered by git features like export-subst or export-ignore
+	local MAKEPKG_GIT_DIR="$(git -C "$dir" rev-parse --absolute-git-dir)"
+	mkdir -p "$MAKEPKG_GIT_DIR/info"
+	echo "* -export-subst -export-ignore" > "$MAKEPKG_GIT_DIR/info/attributes"
 }
 
 extract_git() {