$ git clone -n https://src.fedoraproject.org/rpms/rust-uu_du.git /var/lib/mock/f42-build-3251807-41222/root/chroot_tmpdir/scmroot/rust-uu_du
Cloning into '/var/lib/mock/f42-build-3251807-41222/root/chroot_tmpdir/scmroot/rust-uu_du'...
$ git fetch origin 8ec9ab329b980b7afb806aa7731207815d66528b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-uu_du
 * [new ref]         8ec9ab329b980b7afb806aa7731207815d66528b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8ec9ab3 Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild