checkout current sha after daily docs (digital-asset#3559)

Currently if the docs script fails, the Slack message we get mentions the commit title of the docs version that failed to build, which is not super useful. This ensures we get back to the current commit regardless of what happens with the Haskell script.
FlashSheridan · Nov 21, 2019 · adceb3a · adceb3a
1 parent e0239a4
commit adceb3a
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/ci/cron/run.sh b/ci/cron/run.sh
@@ -4,6 +4,13 @@
 
 set -euo pipefail
 
+SHA=$(git log -n1 --format=%H)
+
+revert_sha () {
+    git checkout $SHA
+}
+trap revert_sha EXIT
+
 cd "$(dirname "$0")"/../..
 
 eval "$(dev-env/bin/dade assist)"