$ git clone -n https://src.fedoraproject.org/rpms/ghc-bsb-http-chunked.git /var/lib/mock/f39-build-1507032-35222/root/chroot_tmpdir/scmroot/ghc-bsb-http-chunked
Cloning into '/var/lib/mock/f39-build-1507032-35222/root/chroot_tmpdir/scmroot/ghc-bsb-http-chunked'...
$ git fetch origin 0585cd1cfddfdb7676d4a88b965f11fad39abd3d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-bsb-http-chunked
 * [new ref]         0585cd1cfddfdb7676d4a88b965f11fad39abd3d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0585cd1 bump release