$ git clone -n https://src.fedoraproject.org/rpms/rust-tree-sitter-config.git /var/lib/mock/f40-build-2658330-66917/root/chroot_tmpdir/scmroot/rust-tree-sitter-config
Cloning into '/var/lib/mock/f40-build-2658330-66917/root/chroot_tmpdir/scmroot/rust-tree-sitter-config'...
$ git fetch origin a863e6e5403be22d9c50eda83616dd66325bee1d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-tree-sitter-config
 * [new ref]         a863e6e5403be22d9c50eda83616dd66325bee1d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a863e6e Update to 0.22.2 (rhbz#2265407)