$ git clone -n https://src.fedoraproject.org/rpms/ghc-http-client-restricted.git /var/lib/mock/f42-build-878019-180406/root/chroot_tmpdir/scmroot/ghc-http-client-restricted
Cloning into '/var/lib/mock/f42-build-878019-180406/root/chroot_tmpdir/scmroot/ghc-http-client-restricted'...
$ git fetch origin ccc2fd4aabcb13698ba6aedaef325f5c6dc23aab:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-http-client-restricted
 * [new ref]         ccc2fd4aabcb13698ba6aedaef325f5c6dc23aab -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ccc2fd4 Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild