$ git clone -n https://src.fedoraproject.org/rpms/perl-Perl-OSType.git /var/lib/mock/f45-build-25798-613/root/chroot_tmpdir/scmroot/perl-Perl-OSType
Cloning into '/var/lib/mock/f45-build-25798-613/root/chroot_tmpdir/scmroot/perl-Perl-OSType'...
$ git fetch origin d15e3257d72f358138797a55b2faa578fba06d91:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Perl-OSType
 * [new ref]         d15e3257d72f358138797a55b2faa578fba06d91 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d15e325 Perl 5.44 re-rebuild of bootstrapped packages