$ git clone -n https://src.fedoraproject.org/rpms/knavalbattle.git /var/lib/mock/f40-build-2253749-54219/root/chroot_tmpdir/scmroot/knavalbattle
Cloning into '/var/lib/mock/f40-build-2253749-54219/root/chroot_tmpdir/scmroot/knavalbattle'...
$ git fetch origin 547336777a07ca10d5bc5b877ab945cfd265c297:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/knavalbattle
 * [new ref]         547336777a07ca10d5bc5b877ab945cfd265c297 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5473367 24.01.90