$ git clone -n https://src.fedoraproject.org/rpms/qtbrowserplugin.git /var/lib/mock/f39-build-1499156-34744/root/chroot_tmpdir/scmroot/qtbrowserplugin
Cloning into '/var/lib/mock/f39-build-1499156-34744/root/chroot_tmpdir/scmroot/qtbrowserplugin'...
$ git fetch origin 3f654a7c6561d3b86ba7c85d3a9288c32b742b3f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qtbrowserplugin
 * [new ref]         3f654a7c6561d3b86ba7c85d3a9288c32b742b3f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3f654a7 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild