$ git clone -n https://src.fedoraproject.org/rpms/ghc-adjunctions.git /var/lib/mock/f39-build-1711684-41228/root/chroot_tmpdir/scmroot/ghc-adjunctions
Cloning into '/var/lib/mock/f39-build-1711684-41228/root/chroot_tmpdir/scmroot/ghc-adjunctions'...
$ git fetch origin 9e4398cc2a7758eac66028af5810c416f056b0db:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-adjunctions
 * [new ref]         9e4398cc2a7758eac66028af5810c416f056b0db -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9e4398c bump release