$ git clone -n https://src.fedoraproject.org/rpms/perl-Alien-Font-Uni.git /var/lib/mock/f45-build-21628-587/root/chroot_tmpdir/scmroot/perl-Alien-Font-Uni
Cloning into '/var/lib/mock/f45-build-21628-587/root/chroot_tmpdir/scmroot/perl-Alien-Font-Uni'...
$ git fetch origin d0cd37e17e25173accfb0374eba396dee548d1d5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Alien-Font-Uni
 * [new ref]         d0cd37e17e25173accfb0374eba396dee548d1d5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d0cd37e Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild