$ git clone -n https://src.fedoraproject.org/rpms/ghc-indents.git /var/lib/mock/f38-build-side-42-init-devel-951331-28780/root/chroot_tmpdir/scmroot/ghc-indents
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-951331-28780/root/chroot_tmpdir/scmroot/ghc-indents'...
$ git fetch origin 3967a0b841f1bb136e8b82f825c63f8aed498b5a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-indents
 * [new ref]         3967a0b841f1bb136e8b82f825c63f8aed498b5a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3967a0b Convert to %autorelease and %autochangelog