$ git clone -n https://src.fedoraproject.org/rpms/kxstitch.git /var/lib/mock/f38-build-side-42-init-devel-808663-28247/root/chroot_tmpdir/scmroot/kxstitch
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-808663-28247/root/chroot_tmpdir/scmroot/kxstitch'...
$ git fetch origin 6ab3f4d8b2fc7f2ea0f9d655addbc44636fb0976:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kxstitch
 * [new ref]         6ab3f4d8b2fc7f2ea0f9d655addbc44636fb0976 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6ab3f4d Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild