$ git clone -n https://src.fedoraproject.org/rpms/rust-phf0.8.git /var/lib/mock/f40-build-2682384-67964/root/chroot_tmpdir/scmroot/rust-phf0.8
Cloning into '/var/lib/mock/f40-build-2682384-67964/root/chroot_tmpdir/scmroot/rust-phf0.8'...
$ git fetch origin a4145b2776a1c66e6580ddbd7076c4c07fb2e7d9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-phf0.8
 * [new ref]         a4145b2776a1c66e6580ddbd7076c4c07fb2e7d9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a4145b2 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild