$ git clone -n https://src.fedoraproject.org/rpms/rust-h3-quinn /var/lib/mock/f41-build-side-rust-2655879-28410/root/chroot_tmpdir/scmroot/rust-h3-quinn
Cloning into '/var/lib/mock/f41-build-side-rust-2655879-28410/root/chroot_tmpdir/scmroot/rust-h3-quinn'...
$ git fetch origin b0832e6843e1864289795bd357003785a2d0af4a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-h3-quinn
 * [new ref]         b0832e6843e1864289795bd357003785a2d0af4a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b0832e6 Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild