$ git clone -n https://src.fedoraproject.org/rpms/erlang-js.git /var/lib/mock/f38-build-side-42-init-devel-1026131-29689/root/chroot_tmpdir/scmroot/erlang-js
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-1026131-29689/root/chroot_tmpdir/scmroot/erlang-js'...
$ git fetch origin dc1e89ff37cc5f20d8289c407b633de5a6d222a5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/erlang-js
 * [new ref]         dc1e89ff37cc5f20d8289c407b633de5a6d222a5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at dc1e89f Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild