$ git clone -n https://src.fedoraproject.org/rpms/perl-common-sense.git /var/lib/mock/f45-build-27655-625/root/chroot_tmpdir/scmroot/perl-common-sense
Cloning into '/var/lib/mock/f45-build-27655-625/root/chroot_tmpdir/scmroot/perl-common-sense'...
$ git fetch origin a717e18744cffda8ac8c7956c61e647283d89c27:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-common-sense
 * [new ref]         a717e18744cffda8ac8c7956c61e647283d89c27 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a717e18 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild