From 4d7b259f1ce494929b76dd3601e319199a0b96b1 Mon Sep 17 00:00:00 2001
From: Erich Eckner <git@eckner.net>
Date: Tue, 27 Jun 2017 09:07:07 +0200
Subject: archbuild.in: clean up previous commit

---
 archbuild.in | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/archbuild.in b/archbuild.in
index 88fbbde..5044e0a 100644
--- a/archbuild.in
+++ b/archbuild.in
@@ -66,8 +66,10 @@ if ${clean_first} || [[ ! -d "${chroots}/${repo}-${arch}" ]]; then
 		subvolume_delete_recursive "${copy}"
 		rm -rf --one-file-system "${copy}"
 		if [ -d "${copy}" ]; then
-			find "${copy}" -xdev -type d -exec 'mountpoint' '{}' ';' | \
-				xargs -rn1 umount -l
+			find "${copy}" \
+				-xdev -mindepth 1 -type d \
+				-exec 'mountpoint' '-q' '{}' ';' \
+				-exec 'umount' '-l' '{}' ';'
 			rm -rf --one-file-system "${copy}"
 		fi
 	done
-- 
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