$ git clone -n https://src.fedoraproject.org/rpms/ghc-code-page.git /var/lib/mock/f45-build-10070-413/root/chroot_tmpdir/scmroot/ghc-code-page
Cloning into '/var/lib/mock/f45-build-10070-413/root/chroot_tmpdir/scmroot/ghc-code-page'...
$ git fetch origin 3a8dab82a074be189f25cb1e879b7bbebc22e5ec:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-code-page
 * [new ref]         3a8dab82a074be189f25cb1e879b7bbebc22e5ec -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3a8dab8 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild