$ git clone -n https://src.fedoraproject.org/rpms/avrdude.git /var/lib/mock/f40-build-790748-136819/root/chroot_tmpdir/scmroot/avrdude
Cloning into '/var/lib/mock/f40-build-790748-136819/root/chroot_tmpdir/scmroot/avrdude'...
$ git fetch origin 931a994b14000b6fe16053b3976f50bab0fb7791:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/avrdude
 * [new ref]         931a994b14000b6fe16053b3976f50bab0fb7791 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 931a994 Update to avrdude-7.3 release