$ git clone -n https://src.fedoraproject.org/rpms/erlang-emmap.git /var/lib/mock/f38-build-side-42-init-devel-702923-27088/root/chroot_tmpdir/scmroot/erlang-emmap
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-702923-27088/root/chroot_tmpdir/scmroot/erlang-emmap'...
$ git fetch origin c0bdb0e5438d501932a0c1a6808a6fbf31d03fc4:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/erlang-emmap
 * [new ref]         c0bdb0e5438d501932a0c1a6808a6fbf31d03fc4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c0bdb0e Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild