$ git clone -n https://src.fedoraproject.org/rpms/libdvbpsi.git /var/lib/mock/f45-build-16079-481/root/chroot_tmpdir/scmroot/libdvbpsi
Cloning into '/var/lib/mock/f45-build-16079-481/root/chroot_tmpdir/scmroot/libdvbpsi'...
$ git fetch origin d5e1fc6b77705c5e51c4247233e5974cad33348d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libdvbpsi
 * [new ref]         d5e1fc6b77705c5e51c4247233e5974cad33348d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d5e1fc6 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild