$ git clone -n https://src.fedoraproject.org/rpms/perl-MooseX-Storage.git /var/lib/mock/f45-build-25134-609/root/chroot_tmpdir/scmroot/perl-MooseX-Storage
Cloning into '/var/lib/mock/f45-build-25134-609/root/chroot_tmpdir/scmroot/perl-MooseX-Storage'...
$ git fetch origin 0671d5bdb1fcab776ab6e05d3fde56d7585c734c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-MooseX-Storage
 * [new ref]         0671d5bdb1fcab776ab6e05d3fde56d7585c734c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0671d5b Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild