$ git clone -n https://src.fedoraproject.org/rpms/libretro-beetle-pce-fast.git /var/lib/mock/f45-build-16899-493/root/chroot_tmpdir/scmroot/libretro-beetle-pce-fast
Cloning into '/var/lib/mock/f45-build-16899-493/root/chroot_tmpdir/scmroot/libretro-beetle-pce-fast'...
$ git fetch origin 32e78a0afc2de0d9595a0a558ce2c84d3e23eccd:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libretro-beetle-pce-fast
 * [new ref]         32e78a0afc2de0d9595a0a558ce2c84d3e23eccd -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 32e78a0 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild