$ git clone -n https://src.fedoraproject.org/rpms/blender.git /var/lib/mock/f39-build-2004045-44898/root/chroot_tmpdir/scmroot/blender
Cloning into '/var/lib/mock/f39-build-2004045-44898/root/chroot_tmpdir/scmroot/blender'...
$ git fetch origin d8d0f89eaa470748d782df5aa8bddd7b1b13f342:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/blender
 * [new ref]         d8d0f89eaa470748d782df5aa8bddd7b1b13f342 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d8d0f89 Update to 4.0.2 (fedora#2253092)