$ git clone -n https://src.fedoraproject.org/rpms/mingw-plotmm.git /var/lib/mock/f45-build-18634-524/root/chroot_tmpdir/scmroot/mingw-plotmm
Cloning into '/var/lib/mock/f45-build-18634-524/root/chroot_tmpdir/scmroot/mingw-plotmm'...
$ git fetch origin f9b27fe2ff5792079da62146c02fc767d53aff28:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/mingw-plotmm
 * [new ref]         f9b27fe2ff5792079da62146c02fc767d53aff28 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f9b27fe Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild