$ git clone -n https://src.fedoraproject.org/rpms/arch-install-scripts.git /var/lib/mock/f40-build-2586056-62426/root/chroot_tmpdir/scmroot/arch-install-scripts
Cloning into '/var/lib/mock/f40-build-2586056-62426/root/chroot_tmpdir/scmroot/arch-install-scripts'...
$ git fetch origin 3703d23dd7222cd55fd174c42e0e42f1cc162d38:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/arch-install-scripts
 * [new ref]         3703d23dd7222cd55fd174c42e0e42f1cc162d38 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3703d23 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild