guix: Set the well-known timezone env var

dongcarl · dongcarl · commit ef4f7e4c45c6 · 2020-04-02T17:19:59.000-04:00
diff --git a/contrib/guix/libexec/build.sh b/contrib/guix/libexec/build.sh
@@ -1,4 +1,5 @@
 #!/usr/bin/env bash
+export TZ=UTC
 export LC_ALL=C
 set -e -o pipefail
 
