$ git clone -n https://src.fedoraproject.org/rpms/perl-Term-Cap.git /var/lib/mock/f40-build-2630953-65725/root/chroot_tmpdir/scmroot/perl-Term-Cap
Cloning into '/var/lib/mock/f40-build-2630953-65725/root/chroot_tmpdir/scmroot/perl-Term-Cap'...
$ git fetch origin dc0a6783616a0c09e9db5edf8075b147d04bb46d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Term-Cap
 * [new ref]         dc0a6783616a0c09e9db5edf8075b147d04bb46d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at dc0a678 Package tests