$ git clone -n https://src.fedoraproject.org/rpms/rust-ethtool.git /var/lib/mock/f40-build-2092064-50260/root/chroot_tmpdir/scmroot/rust-ethtool
Cloning into '/var/lib/mock/f40-build-2092064-50260/root/chroot_tmpdir/scmroot/rust-ethtool'...
$ git fetch origin e61f3d0fb0228d78d38c9d42a898c306ea55a37a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-ethtool
 * [new ref]         e61f3d0fb0228d78d38c9d42a898c306ea55a37a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e61f3d0 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild