$ git clone -n https://src.fedoraproject.org/rpms/qt5-qtlocation.git /var/lib/mock/f45-build-34027-676/root/chroot_tmpdir/scmroot/qt5-qtlocation
Cloning into '/var/lib/mock/f45-build-34027-676/root/chroot_tmpdir/scmroot/qt5-qtlocation'...
$ git fetch origin bb137fe0891d1a39c226c3bf9587c8d8dceb8a89:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qt5-qtlocation
 * [new ref]         bb137fe0891d1a39c226c3bf9587c8d8dceb8a89 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bb137fe Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild