$ git clone -n https://src.fedoraproject.org/rpms/rust-tree-sitter-loader.git /var/lib/mock/f39-build-1658444-40590/root/chroot_tmpdir/scmroot/rust-tree-sitter-loader
Cloning into '/var/lib/mock/f39-build-1658444-40590/root/chroot_tmpdir/scmroot/rust-tree-sitter-loader'...
$ git fetch origin 153a787deb69bf1c415a8f1a135b684ad35f7c07:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-tree-sitter-loader
 * [new ref]         153a787deb69bf1c415a8f1a135b684ad35f7c07 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 153a787 Regenerate with rust2rpm v24