$ git clone -n https://src.fedoraproject.org/rpms/perl-Net-Statsd.git /var/lib/mock/f45-build-25358-610/root/chroot_tmpdir/scmroot/perl-Net-Statsd
Cloning into '/var/lib/mock/f45-build-25358-610/root/chroot_tmpdir/scmroot/perl-Net-Statsd'...
$ git fetch origin 105a953dd0a5d0031ebd2a99d3674c63e67b07b2:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Net-Statsd
 * [new ref]         105a953dd0a5d0031ebd2a99d3674c63e67b07b2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 105a953 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild