$ git clone -n https://src.fedoraproject.org/rpms/rust-tree-sitter.git /var/lib/mock/f40-build-2644144-66496/root/chroot_tmpdir/scmroot/rust-tree-sitter
Cloning into '/var/lib/mock/f40-build-2644144-66496/root/chroot_tmpdir/scmroot/rust-tree-sitter'...
$ git fetch origin effb0192d8dfc11cb6ccd834168cbe491ddcf35e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-tree-sitter
 * [new ref]         effb0192d8dfc11cb6ccd834168cbe491ddcf35e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at effb019 Update to 0.22.2 (rhbz#2265405)