$ git clone -n https://src.fedoraproject.org/rpms/rust-peg0.6.git /var/lib/mock/f41-build-768788-13481/root/chroot_tmpdir/scmroot/rust-peg0.6
Cloning into '/var/lib/mock/f41-build-768788-13481/root/chroot_tmpdir/scmroot/rust-peg0.6'...
$ git fetch origin b6cba61edbfb6e615e5567e501df74a95ec3902c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-peg0.6
 * [new ref]         b6cba61edbfb6e615e5567e501df74a95ec3902c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b6cba61 Drop test that fails harmlessly with Rust 1.78.0 and newer