diff --git a/tests/repos/scripts/dont-render b/tests/repos/scripts/dont-render
index a203e4cf1d51d4b2b1834d97540a7727d6dea176..9870005f31bb06a9863b422d2b1c49fcef696f25 100755
--- a/tests/repos/scripts/dont-render
+++ b/tests/repos/scripts/dont-render
@@ -1,4 +1,9 @@
 #!/bin/bash -e
+
+# This should prevent this script to load the local git user config: 
+# (HOME overwrite)
+HOME="."
+
 git init
 
 # Create binary
@@ -13,4 +18,4 @@ git add image.jpg
 yes | head -n 102400 > toolarge
 git add toolarge
 
-git commit --no-gpg-sign -am first
+git commit -am first
diff --git a/tests/repos/scripts/no-newline-at-end-of-file b/tests/repos/scripts/no-newline-at-end-of-file
index 99793ae95c6587f18b8a199aaa3685a966017c95..4ef6715ec67d3d84a27ad9e9fcb4698c22b88c85 100755
--- a/tests/repos/scripts/no-newline-at-end-of-file
+++ b/tests/repos/scripts/no-newline-at-end-of-file
@@ -1,12 +1,17 @@
 #!/bin/bash -e
+
+# This should prevent this script to load the local git user config: 
+# (HOME overwrite)
+HOME="."
+
 git init
 
 echo 1 > test
 echo -n 2 >> test
 git add test
-git commit --no-gpg-sign -m old
+git commit -m old
 
 echo 1 > test
 echo 2 >> test
 git add test
-git commit --no-gpg-sign -m new
+git commit -m new
diff --git a/tests/repos/scripts/test_repo b/tests/repos/scripts/test_repo
index 454896c140685a9c3e5108f57c5c3cc6d6bb5ce2..b0f50a633c2e7bf41e469d3ab06fa11993165ed2 100755
--- a/tests/repos/scripts/test_repo
+++ b/tests/repos/scripts/test_repo
@@ -1,13 +1,18 @@
 #!/bin/bash -e
+
+# This should prevent this script to load the local git user config: 
+# (HOME overwrite)
+HOME="."
+
 git init
 
 echo "int a;" > test.c
 echo "function test() {}" > test.js
 git add test.c
 git add test.js
-git commit --no-gpg-sign -m "Add some code"
+git commit -m "Add some code"
 
-git commit --no-gpg-sign --allow-empty -m "Empty commit 1"
+git commit --allow-empty -m "Empty commit 1"
 git tag tag1
 
-git commit --no-gpg-sign --allow-empty -m "Empty commit 2"
+git commit --allow-empty -m "Empty commit 2"