$ git clone -n https://src.fedoraproject.org/rpms/perl-Unicode-Normalize.git /var/lib/mock/f45-build-27340-622/root/chroot_tmpdir/scmroot/perl-Unicode-Normalize
Cloning into '/var/lib/mock/f45-build-27340-622/root/chroot_tmpdir/scmroot/perl-Unicode-Normalize'...
$ git fetch origin 78a89322be896c250fe1f3903327e2e71e9124f9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Unicode-Normalize
 * [new ref]         78a89322be896c250fe1f3903327e2e71e9124f9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 78a8932 Increase release to favour standalone package