$ git clone -n https://src.fedoraproject.org/rpms/meshlab.git /var/lib/mock/f41-build-713002-13044/root/chroot_tmpdir/scmroot/meshlab
Cloning into '/var/lib/mock/f41-build-713002-13044/root/chroot_tmpdir/scmroot/meshlab'...
$ git fetch origin 70750d4be3af991ad0e8febc65868e87f5b9181e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/meshlab
 * [new ref]         70750d4be3af991ad0e8febc65868e87f5b9181e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 70750d4 Convert to %autorelease and %autochangelog