$ git clone -n https://src.fedoraproject.org/rpms/perl-Statistics-Basic.git /var/lib/mock/f45-build-26189-616/root/chroot_tmpdir/scmroot/perl-Statistics-Basic
Cloning into '/var/lib/mock/f45-build-26189-616/root/chroot_tmpdir/scmroot/perl-Statistics-Basic'...
$ git fetch origin c7b447545c25358e22c1b489b42d0209ee6cce2d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Statistics-Basic
 * [new ref]         c7b447545c25358e22c1b489b42d0209ee6cce2d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c7b4475 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild