$ git clone -n https://src.fedoraproject.org/rpms/erlang-bbmustache.git /var/lib/mock/f38-build-side-42-init-devel-613807-26302/root/chroot_tmpdir/scmroot/erlang-bbmustache
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-613807-26302/root/chroot_tmpdir/scmroot/erlang-bbmustache'...
$ git fetch origin 4ac64697911a65baf0dd84f1265feb7487c3d3fa:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/erlang-bbmustache
 * [new ref]         4ac64697911a65baf0dd84f1265feb7487c3d3fa -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4ac6469 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild