$ git clone -n https://src.fedoraproject.org/rpms/rust-nanorand.git /var/lib/mock/f38-build-side-43-rust-devel-1409716-31404/root/chroot_tmpdir/scmroot/rust-nanorand
Cloning into '/var/lib/mock/f38-build-side-43-rust-devel-1409716-31404/root/chroot_tmpdir/scmroot/rust-nanorand'...
$ git fetch origin c037bd5c417a39328e293602e484bac917016684:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-nanorand
 * [new ref]         c037bd5c417a39328e293602e484bac917016684 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c037bd5 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild