$ git clone -n https://src.fedoraproject.org/rpms/libretro-beetle-ngp.git /var/lib/mock/f45-build-16888-493/root/chroot_tmpdir/scmroot/libretro-beetle-ngp
Cloning into '/var/lib/mock/f45-build-16888-493/root/chroot_tmpdir/scmroot/libretro-beetle-ngp'...
$ git fetch origin 8860c848a49add5484f90198a81cfcd543ae6bf8:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libretro-beetle-ngp
 * [new ref]         8860c848a49add5484f90198a81cfcd543ae6bf8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8860c84 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild