$ git clone -n https://src.fedoraproject.org/rpms/ghc-colour.git /var/lib/mock/f39-build-1712585-41228/root/chroot_tmpdir/scmroot/ghc-colour
Cloning into '/var/lib/mock/f39-build-1712585-41228/root/chroot_tmpdir/scmroot/ghc-colour'...
$ git fetch origin 9666368dfe99166e6805d92d2342970b639395bb:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-colour
 * [new ref]         9666368dfe99166e6805d92d2342970b639395bb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9666368 bump release