$ git clone -n https://src.fedoraproject.org/rpms/libaiff.git /var/lib/mock/f40-build-786100-134171/root/chroot_tmpdir/scmroot/libaiff
Cloning into '/var/lib/mock/f40-build-786100-134171/root/chroot_tmpdir/scmroot/libaiff'...
$ git fetch origin bfa76b6d300bcb3ee215afc0a4908c2b920ebd31:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libaiff
 * [new ref]         bfa76b6d300bcb3ee215afc0a4908c2b920ebd31 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bfa76b6 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild