$ git clone -n https://src.fedoraproject.org/rpms/perl-Term-ReadLine-Gnu.git /var/lib/mock/f45-build-26612-618/root/chroot_tmpdir/scmroot/perl-Term-ReadLine-Gnu
Cloning into '/var/lib/mock/f45-build-26612-618/root/chroot_tmpdir/scmroot/perl-Term-ReadLine-Gnu'...
$ git fetch origin 85ad9b24e1da26304fc6fabb27e6071c545c97ca:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Term-ReadLine-Gnu
 * [new ref]         85ad9b24e1da26304fc6fabb27e6071c545c97ca -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 85ad9b2 Perl 5.44 rebuild