$ git clone -n https://src.fedoraproject.org/rpms/mingw-SDL_mixer.git /var/lib/mock/f45-build-18359-514/root/chroot_tmpdir/scmroot/mingw-SDL_mixer
Cloning into '/var/lib/mock/f45-build-18359-514/root/chroot_tmpdir/scmroot/mingw-SDL_mixer'...
$ git fetch origin f7b8ce9aabb62908065a958e1ad4968985d1df32:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/mingw-SDL_mixer
 * [new ref]         f7b8ce9aabb62908065a958e1ad4968985d1df32 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f7b8ce9 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild