$ git clone -n https://src.fedoraproject.org/rpms/snes_ntsc.git /var/lib/mock/f45-build-36159-701/root/chroot_tmpdir/scmroot/snes_ntsc
Cloning into '/var/lib/mock/f45-build-36159-701/root/chroot_tmpdir/scmroot/snes_ntsc'...
$ git fetch origin e1d22ab39f4a797c024b657235ed80d1263a65b2:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/snes_ntsc
 * [new ref]         e1d22ab39f4a797c024b657235ed80d1263a65b2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e1d22ab Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild