$ git clone -n https://src.fedoraproject.org/rpms/perl-DBIx-SearchBuilder.git /var/lib/mock/f40-build-2623074-64943/root/chroot_tmpdir/scmroot/perl-DBIx-SearchBuilder
Cloning into '/var/lib/mock/f40-build-2623074-64943/root/chroot_tmpdir/scmroot/perl-DBIx-SearchBuilder'...
$ git fetch origin 1fa9563c706d07037c799825ab23f4df6ff629d7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-DBIx-SearchBuilder
 * [new ref]         1fa9563c706d07037c799825ab23f4df6ff629d7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1fa9563 Update to 1.81.