$ git clone -n https://src.fedoraproject.org/rpms/ghc-hgettext.git /var/lib/mock/f45-build-10364-416/root/chroot_tmpdir/scmroot/ghc-hgettext
Cloning into '/var/lib/mock/f45-build-10364-416/root/chroot_tmpdir/scmroot/ghc-hgettext'...
$ git fetch origin 30164e8cad16b58cbe83258b281c73c8549624e1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-hgettext
 * [new ref]         30164e8cad16b58cbe83258b281c73c8549624e1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 30164e8 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild