$ git clone -n https://src.fedoraproject.org/rpms/ocaml-dune.git /var/lib/mock/f31-build-90778-32247/root/chroot_tmpdir/scmroot/ocaml-dune
Cloning into '/var/lib/mock/f31-build-90778-32247/root/chroot_tmpdir/scmroot/ocaml-dune'...
$ git reset --hard 549469ed2ffcde3ad06915a02a85947bb461a2e4
HEAD is now at 549469e Work around nodynlink issue on armv7.   https://github.com/ocaml/dune/issues/2527