$ git clone -n https://src.fedoraproject.org/rpms/hunspell-dsb.git /var/lib/mock/f45-build-13556-453/root/chroot_tmpdir/scmroot/hunspell-dsb
Cloning into '/var/lib/mock/f45-build-13556-453/root/chroot_tmpdir/scmroot/hunspell-dsb'...
$ git fetch origin efa08e2d2e9e89401725bb7889c1207646d8ed90:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/hunspell-dsb
 * [new ref]         efa08e2d2e9e89401725bb7889c1207646d8ed90 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
Updating files:  44% (4/9)
Updating files:  55% (5/9)
Updating files:  66% (6/9)
Updating files:  77% (7/9)
Updating files:  88% (8/9)
Updating files: 100% (9/9)
Updating files: 100% (9/9), done.
HEAD is now at efa08e2 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild