$ git clone -n https://src.fedoraproject.org/rpms/mingw-SDL2_mixer.git /var/lib/mock/f45-build-18354-514/root/chroot_tmpdir/scmroot/mingw-SDL2_mixer
Cloning into '/var/lib/mock/f45-build-18354-514/root/chroot_tmpdir/scmroot/mingw-SDL2_mixer'...
$ git fetch origin 74d18fd5e6d0a35efc7094e404682f237c7f7248:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/mingw-SDL2_mixer
 * [new ref]         74d18fd5e6d0a35efc7094e404682f237c7f7248 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 74d18fd Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild