$ git clone -n https://src.fedoraproject.org/rpms/rust-uu_fmt.git /var/lib/mock/f40-build-779948-130565/root/chroot_tmpdir/scmroot/rust-uu_fmt
Cloning into '/var/lib/mock/f40-build-779948-130565/root/chroot_tmpdir/scmroot/rust-uu_fmt'...
$ git fetch origin 8a6a9a62e9636abfa7c092b40f4dd8fc48eed9ed:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-uu_fmt
 * [new ref]         8a6a9a62e9636abfa7c092b40f4dd8fc48eed9ed -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8a6a9a6 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild