$ git clone -n https://src.fedoraproject.org/rpms/nbd.git /var/lib/mock/f38-build-side-42-init-devel-681412-26737/root/chroot_tmpdir/scmroot/nbd
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-681412-26737/root/chroot_tmpdir/scmroot/nbd'...
$ git fetch origin 997eceea82f32fea78a226413b3d894595622ba6:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/nbd
 * [new ref]         997eceea82f32fea78a226413b3d894595622ba6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 997ecee Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild