$ git clone -n https://src.fedoraproject.org/rpms/zynaddsubfx.git /var/lib/mock/f38-build-side-42-init-devel-775689-27801/root/chroot_tmpdir/scmroot/zynaddsubfx
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-775689-27801/root/chroot_tmpdir/scmroot/zynaddsubfx'...
$ git fetch origin a23798354773b12538fa1cfdbf6be38b1056342c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/zynaddsubfx
 * [new ref]         a23798354773b12538fa1cfdbf6be38b1056342c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a237983 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild