$ git clone -n https://src.fedoraproject.org/rpms/ghc-brick.git /var/lib/mock/f45-build-10049-412/root/chroot_tmpdir/scmroot/ghc-brick
Cloning into '/var/lib/mock/f45-build-10049-412/root/chroot_tmpdir/scmroot/ghc-brick'...
$ git fetch origin ddcea24daf8273d5c07f61887a60d9f7270040f3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-brick
 * [new ref]         ddcea24daf8273d5c07f61887a60d9f7270040f3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ddcea24 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild