$ git clone -n https://src.fedoraproject.org/rpms/ghc-hspec.git /var/lib/mock/f38-build-side-42-init-devel-650859-26477/root/chroot_tmpdir/scmroot/ghc-hspec
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-650859-26477/root/chroot_tmpdir/scmroot/ghc-hspec'...
$ git fetch origin 9be9d35b5ca720390540b3202a584b2c2229b9b9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-hspec
 * [new ref]         9be9d35b5ca720390540b3202a584b2c2229b9b9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9be9d35 Convert to %autorelease and %autochangelog