$ git clone -n https://src.fedoraproject.org/rpms/anarch.git /var/lib/mock/f40-build-2282270-55532/root/chroot_tmpdir/scmroot/anarch
Cloning into '/var/lib/mock/f40-build-2282270-55532/root/chroot_tmpdir/scmroot/anarch'...
$ git fetch origin f1b00f92d9e1eefa98da40845ec7d563b3ee34b7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/anarch
 * [new ref]         f1b00f92d9e1eefa98da40845ec7d563b3ee34b7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f1b00f9 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild