$ git clone -n https://src.fedoraproject.org/rpms/ghc-hspec-core.git /var/lib/mock/f45-build-10411-416/root/chroot_tmpdir/scmroot/ghc-hspec-core
Cloning into '/var/lib/mock/f45-build-10411-416/root/chroot_tmpdir/scmroot/ghc-hspec-core'...
$ git fetch origin 25cb7246f7cef29a653f750a7da22415cad2ae5a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-hspec-core
 * [new ref]         25cb7246f7cef29a653f750a7da22415cad2ae5a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 25cb724 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild