$ git clone -n https://src.fedoraproject.org/rpms/perl-Font-TTFMetrics.git /var/lib/mock/f45-build-23644-598/root/chroot_tmpdir/scmroot/perl-Font-TTFMetrics
Cloning into '/var/lib/mock/f45-build-23644-598/root/chroot_tmpdir/scmroot/perl-Font-TTFMetrics'...
$ git fetch origin af57969429674e549b5c10d2d1b2dd3c1c3d6623:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Font-TTFMetrics
 * [new ref]         af57969429674e549b5c10d2d1b2dd3c1c3d6623 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at af57969 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild