$ git clone -n https://src.fedoraproject.org/rpms/perl-CLI-Simple.git /var/lib/mock/f45-build-21964-589/root/chroot_tmpdir/scmroot/perl-CLI-Simple
Cloning into '/var/lib/mock/f45-build-21964-589/root/chroot_tmpdir/scmroot/perl-CLI-Simple'...
$ git fetch origin 05072fd66f6df60db2f0a1da8b64bae36094a9ad:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-CLI-Simple
 * [new ref]         05072fd66f6df60db2f0a1da8b64bae36094a9ad -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 05072fd Initial import