$ git clone -n https://src.fedoraproject.org/rpms/python-resultsdb_api.git /var/lib/mock/f45-build-32759-662/root/chroot_tmpdir/scmroot/python-resultsdb_api
Cloning into '/var/lib/mock/f45-build-32759-662/root/chroot_tmpdir/scmroot/python-resultsdb_api'...
$ git fetch origin 43ed1f3544fdcdbb9ea8c70d0b66830d24c42207:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-resultsdb_api
 * [new ref]         43ed1f3544fdcdbb9ea8c70d0b66830d24c42207 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 43ed1f3 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild