$ git clone -n https://src.fedoraproject.org/rpms/ghc-listsafe.git /var/lib/mock/f45-build-10484-418/root/chroot_tmpdir/scmroot/ghc-listsafe
Cloning into '/var/lib/mock/f45-build-10484-418/root/chroot_tmpdir/scmroot/ghc-listsafe'...
$ git fetch origin 5041b248d2e668ec0a049cf8f97483c81fe9b2f5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-listsafe
 * [new ref]         5041b248d2e668ec0a049cf8f97483c81fe9b2f5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5041b24 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild