$ git clone -n https://src.fedoraproject.org/rpms/perl-Test-Strict.git /var/lib/mock/f45-build-26861-619/root/chroot_tmpdir/scmroot/perl-Test-Strict
Cloning into '/var/lib/mock/f45-build-26861-619/root/chroot_tmpdir/scmroot/perl-Test-Strict'...
$ git fetch origin c5252a32183f8969f0315cc45c135c207e3a7d37:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Test-Strict
 * [new ref]         c5252a32183f8969f0315cc45c135c207e3a7d37 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c5252a3 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild