diff --git a/.gitignore b/.gitignore
index e69de29..e2ec6e7 100644
--- a/.gitignore
+++ b/.gitignore
@@ -0,0 +1 @@
+/xz-5.2.3.tar.xz
diff --git a/sources b/sources
new file mode 100644
index 0000000..6289517
--- /dev/null
+++ b/sources
@@ -0,0 +1 @@
+60fb79cab777e3f71ca43d298adacbd5  xz-5.2.3.tar.xz