$ git clone -n https://src.fedoraproject.org/rpms/perl-ExtUtils-InstallPAR.git /var/lib/mock/f45-build-23346-597/root/chroot_tmpdir/scmroot/perl-ExtUtils-InstallPAR
Cloning into '/var/lib/mock/f45-build-23346-597/root/chroot_tmpdir/scmroot/perl-ExtUtils-InstallPAR'...
$ git fetch origin 5fcb63bdf853a51ae372b2524517dbb2562c5654:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-ExtUtils-InstallPAR
 * [new ref]         5fcb63bdf853a51ae372b2524517dbb2562c5654 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5fcb63b Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild