$ git clone -n https://src.fedoraproject.org/rpms/perl-Alien-ZMQ.git /var/lib/mock/f41-build-787151-13594/root/chroot_tmpdir/scmroot/perl-Alien-ZMQ
Cloning into '/var/lib/mock/f41-build-787151-13594/root/chroot_tmpdir/scmroot/perl-Alien-ZMQ'...
$ git fetch origin 5e67f3ac5c798eb786c6799f84cd0b1f0d6ea31b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Alien-ZMQ
 * [new ref]         5e67f3ac5c798eb786c6799f84cd0b1f0d6ea31b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5e67f3a Eliminate use of obsolete %patchN syntax (#2283636)