$ git clone -n https://src.fedoraproject.org/rpms/ghc-infer-license.git /var/lib/mock/f41-build-839564-160219/root/chroot_tmpdir/scmroot/ghc-infer-license
Cloning into '/var/lib/mock/f41-build-839564-160219/root/chroot_tmpdir/scmroot/ghc-infer-license'...
$ git fetch origin 6fb4ee037ddc1ee4f35a50e319553fdd1ea48e66:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-infer-license
 * [new ref]         6fb4ee037ddc1ee4f35a50e319553fdd1ea48e66 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6fb4ee0 bump release