$ git clone -n https://src.fedoraproject.org/rpms/ghc-copilot-interpreter.git /var/lib/mock/f41-build-858542-168433/root/chroot_tmpdir/scmroot/ghc-copilot-interpreter
Cloning into '/var/lib/mock/f41-build-858542-168433/root/chroot_tmpdir/scmroot/ghc-copilot-interpreter'...
$ git fetch origin e2c0f028fc0da98b43037a21bca911d7263e7b0e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-copilot-interpreter
 * [new ref]         e2c0f028fc0da98b43037a21bca911d7263e7b0e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e2c0f02 Convert to %autorelease and %autochangelog