$ git clone -n https://src.fedoraproject.org/rpms/AcetoneISO.git /var/lib/mock/f38-build-side-42-init-devel-594103-26158/root/chroot_tmpdir/scmroot/AcetoneISO
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-594103-26158/root/chroot_tmpdir/scmroot/AcetoneISO'...
$ git fetch origin 918326b8a3ca3ab2a95fb7ffafcee1b64425086b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/AcetoneISO
 * [new ref]         918326b8a3ca3ab2a95fb7ffafcee1b64425086b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 918326b Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild