$ git clone -n https://src.fedoraproject.org/rpms/cppunit.git /var/lib/mock/f45-build-5102-337/root/chroot_tmpdir/scmroot/cppunit
Cloning into '/var/lib/mock/f45-build-5102-337/root/chroot_tmpdir/scmroot/cppunit'...
$ git fetch origin 344a7475f130a37d020a38accc676215aebf554d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/cppunit
 * [new ref]         344a7475f130a37d020a38accc676215aebf554d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 344a747 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild