$ git clone -n https://src.fedoraproject.org/rpms/conda-build.git /var/lib/mock/f40-build-2391130-60527/root/chroot_tmpdir/scmroot/conda-build
Cloning into '/var/lib/mock/f40-build-2391130-60527/root/chroot_tmpdir/scmroot/conda-build'...
$ git fetch origin 30ef95f5346d50b84bb0b276eea3ffc57caa4549:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/conda-build
 * [new ref]         30ef95f5346d50b84bb0b276eea3ffc57caa4549 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 30ef95f Update to 3.28.4; Skip more failing tests