$ git clone -n https://src.fedoraproject.org/rpms/perl-Net-DBus.git /var/lib/mock/f45-build-25228-610/root/chroot_tmpdir/scmroot/perl-Net-DBus
Cloning into '/var/lib/mock/f45-build-25228-610/root/chroot_tmpdir/scmroot/perl-Net-DBus'...
$ git fetch origin 4026fe98ac2e27fbb3426f37001c4c776f0dfdd3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Net-DBus
 * [new ref]         4026fe98ac2e27fbb3426f37001c4c776f0dfdd3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4026fe9 Perl 5.44 rebuild