$ git clone -n https://src.fedoraproject.org/rpms/ghc-htoml.git /var/lib/mock/f41-build-side-1-2805291-32863/root/chroot_tmpdir/scmroot/ghc-htoml
Cloning into '/var/lib/mock/f41-build-side-1-2805291-32863/root/chroot_tmpdir/scmroot/ghc-htoml'...
$ git fetch origin 48e36e7171ec4c627e32e91650973109baa607ea:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-htoml
 * [new ref]         48e36e7171ec4c627e32e91650973109baa607ea -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 48e36e7 bump release