$ git clone -n https://src.fedoraproject.org/rpms/rust-tree-sitter-nix.git /var/lib/mock/f45-build-45665-825/root/chroot_tmpdir/scmroot/rust-tree-sitter-nix
Cloning into '/var/lib/mock/f45-build-45665-825/root/chroot_tmpdir/scmroot/rust-tree-sitter-nix'...
$ git fetch origin 38a679f4c602294eabd5b091ed970b58c7ba1329:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-tree-sitter-nix
 * [new ref]         38a679f4c602294eabd5b091ed970b58c7ba1329 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 38a679f Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild