$ git clone -n https://src.fedoraproject.org/rpms/qt6-qtserialport.git /var/lib/mock/f41-build-808296-145783/root/chroot_tmpdir/scmroot/qt6-qtserialport
Cloning into '/var/lib/mock/f41-build-808296-145783/root/chroot_tmpdir/scmroot/qt6-qtserialport'...
$ git fetch origin 1186fa441e7dae99bc7d9b8ab32170bc269e0dc7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qt6-qtserialport
 * [new ref]         1186fa441e7dae99bc7d9b8ab32170bc269e0dc7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1186fa4 6.7.1