diff --git a/.git_archival.txt b/.git_archival.txt
new file mode 100644
index 0000000..95cb3ee
--- /dev/null
+++ b/.git_archival.txt
@@ -0,0 +1 @@
+ref-names: $Format:%D$
diff --git a/.gitattributes b/.gitattributes
new file mode 100644
index 0000000..00a7b00
--- /dev/null
+++ b/.gitattributes
@@ -0,0 +1 @@
+.git_archival.txt  export-subst