$ git clone -n https://src.fedoraproject.org/rpms/perl-Proc-Wait3.git /var/lib/mock/f45-build-25953-613/root/chroot_tmpdir/scmroot/perl-Proc-Wait3
Cloning into '/var/lib/mock/f45-build-25953-613/root/chroot_tmpdir/scmroot/perl-Proc-Wait3'...
$ git fetch origin 4de17332372b875173dcb00bdb42bb3bd1ef75bf:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Proc-Wait3
 * [new ref]         4de17332372b875173dcb00bdb42bb3bd1ef75bf -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4de1733 Perl 5.44 rebuild