diff --git a/forgejo/build-from-sources b/forgejo/build-from-sources
new file mode 100644
index 00000000..3d3be3c3
--- /dev/null
+++ b/forgejo/build-from-sources
@@ -0,0 +1 @@
+15.0
\ No newline at end of file
diff --git a/forgejo/sources/15.0 b/forgejo/sources/15.0
index 595283d3..9ee204ce 100644
--- a/forgejo/sources/15.0
+++ b/forgejo/sources/15.0
@@ -1 +1 @@
-https://codeberg.org/forgejo/forgejo forgejo 15.0.0
+https://codeberg.org/mfenniak/forgejo idempotent-FetchTask 15.0.0-dev-361-c52eaa64fb+gitea-1.22.0
diff --git a/last-upgrade b/last-upgrade
new file mode 100644
index 00000000..954111df
--- /dev/null
+++ b/last-upgrade
@@ -0,0 +1 @@
+Sun Feb 22 21:35:18 UTC 2026