$ git clone -n https://src.fedoraproject.org/rpms/python-funcsigs.git /var/lib/mock/f45-build-30790-647/root/chroot_tmpdir/scmroot/python-funcsigs
Cloning into '/var/lib/mock/f45-build-30790-647/root/chroot_tmpdir/scmroot/python-funcsigs'...
$ git fetch origin 39f11f04e28547268feffab310cfc02597d90030:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-funcsigs
 * [new ref]         39f11f04e28547268feffab310cfc02597d90030 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 39f11f0 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild