$ git clone -n https://src.fedoraproject.org/rpms/golang-github-quic.git /var/lib/mock/f39-build-1727071-41240/root/chroot_tmpdir/scmroot/golang-github-quic
Cloning into '/var/lib/mock/f39-build-1727071-41240/root/chroot_tmpdir/scmroot/golang-github-quic'...
$ git fetch origin a93edd6ca660d3df157e3fe3c841446ccbdb4be2:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-quic
 * [new ref]         a93edd6ca660d3df157e3fe3c841446ccbdb4be2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a93edd6 Update to 0.38.1