$ git clone -n https://src.fedoraproject.org/rpms/nodejs18.git /var/lib/mock/f39-build-1651432-40490/root/chroot_tmpdir/scmroot/nodejs18
Cloning into '/var/lib/mock/f39-build-1651432-40490/root/chroot_tmpdir/scmroot/nodejs18'...
$ git fetch origin c51880f29ba3b335047dd07b17dad453fb09cf01:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/nodejs18
 * [new ref]         c51880f29ba3b335047dd07b17dad453fb09cf01 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c51880f Bump release to rebuild with newer nodejs-packaging